Mr. Gasket Ultra-Seal Header Gaskets 5907

Name: Mr. Gasket Ultra-Seal Header Gaskets 5907
Brand: Mr. Gasket
SKU: 2036536
Price: 46.99 CAD
Availability: InStock

$46.99 ea

NEWARRIVING SOONEstimated Ship Date 01/07/2025 (If Ordered Today)100 Available from HOLLEY PERFORMANCE PRODUCTS as of 12/22/2024

Model: 2036536

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Manufactured from high-temperature steel core/graphite faced exhaust material. Expanded steel core provides stability and maximum torque retention to eliminate gasket failure. Graphite facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head. Conforms to and seals minor surface irregularities. High recovery material allows header or manifold flange to stay sealed if flange loses clamp-load. Can be trimmed if necessary for modified port applications. For original equipment replacement, high performance street, drag race and oval track use.

Features:

Withstands Intense Exhaust Heat
Graphite-Impregnated Facing
Steel Expanded Metal Core
Superior Tensile Strength
Resists Deteriorating
Anti-stick Properties
Easy Removal For Disassembly

Videos:

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.

Make	Model	Submodel	Years	Engine	Fitment Notes
Chevrolet	3100	3100	1959	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1971	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1972	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1973	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1987	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Blazer		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1961	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1962	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1963	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1964	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1965	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1966	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1967	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1969	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1970	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1971	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1972	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1973	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1967	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1971	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1972	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1973	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1976	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1977	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1978	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1979	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1980	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1981	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1982	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1983	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1984	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1985	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10 Suburban		1986	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1976	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1977	5.7L / 350 / V8 5.0L / 305 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1978	5.7L / 350 / V8 5.0L / 305 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1979	5.7L / 350 / V8 5.0L / 305 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1980	5.7L / 350 / V8 5.0L / 305 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1981	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1982	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1983	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1984	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1985	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C10		1986	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500 Suburban		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500 Suburban		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500 Suburban		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500		1988	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500		1989	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500		1990	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500		1991	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500		1992	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500		1993	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500		1994	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C1500		1995	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1961	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1962	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1963	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1964	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1965	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1966	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1967	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1969	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1970	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1971	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1973	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1969	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1970	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1971	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1973	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1976	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1977	5.0L / 305 / V8 6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1978	5.0L / 305 / V8 6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1979	5.0L / 305 / V8 6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1980	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1981	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1982	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1983	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1984	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1985	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20 Suburban		1986	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1976	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1977	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1978	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1979	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1980	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1981	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1982	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1983	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1984	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1985	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C20		1986	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500 Suburban		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500 Suburban		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500 Suburban		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500 Suburban		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500		1988	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500		1990	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500		1991	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500		1992	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500		1993	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500		1994	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C2500		1995	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1961	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1962	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1963	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1964	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1965	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1966	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1967	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1970	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1971	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1976	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1977	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1978	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1979	5.7L / 350 / V8 7.4L / 454 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1980	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1981	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1982	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1983	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1984	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1985	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C30		1986	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C3500		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C3500		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C3500		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C3500		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C3500		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C3500		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C3500		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	C3500		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1964	4.6L / 283 / V8 5.3L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1965	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1966	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1967	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1969	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1970	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1971	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1972	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1973	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1974	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1975	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1976	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1977	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1978	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1979	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1980	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1981	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1982	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1983	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1984	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1985	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1986	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	El Camino		1987	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1961	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1962	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1963	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1964	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1965	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1966	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1967	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1970	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1971	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1971	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1973	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1975	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1976	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1977	5.0L / 305 / V8 5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1978	5.0L / 305 / V8 5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1979	5.0L / 305 / V8 5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1980	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1981	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1982	5.7L / 350 / V8 6.2L / 379 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1983	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1984	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1985	5.7L / 350 / V8 6.2L / 379 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10 Suburban		1986	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1975	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1976	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1977	5.0L / 305 / V8 6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1978	5.0L / 305 / V8 6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1979	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1980	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1981	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1982	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1983	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1984	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1985	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K10		1986	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500 Suburban		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500 Suburban		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500 Suburban		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500 Suburban		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500		1988	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500		1989	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500		1990	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500		1991	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500		1992	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500		1993	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500		1994	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K1500		1995	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1961	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1962	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1963	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1964	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1965	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1966	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1969	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1970	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1971	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1971	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1975	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1976	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1977	5.7L / 350 / V8 5.0L / 305 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1978	5.7L / 350 / V8 5.0L / 305 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1979	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1980	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1981	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1982	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1983	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1984	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1985	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20 Suburban		1986	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1975	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1976	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1977	5.0L / 305 / V8 6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1978	5.0L / 305 / V8 6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1979	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1980	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1981	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1982	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1983	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1984	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1985	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K20		1986	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500 Suburban		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500 Suburban		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500 Suburban		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500 Suburban		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500		1988	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500		1989	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500		1990	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500		1991	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500		1992	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500		1993	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500		1994	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K2500		1995	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30 Pickup		1968	5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30 Pickup		1969	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30 Pickup		1970	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30 Pickup		1971	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30 Pickup		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30 Pickup		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1977	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1978	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1979	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1980	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1981	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1982	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1983	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1984	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1985	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K30		1986	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K3500		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K3500		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K3500		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K3500		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K3500		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K3500		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K3500		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K3500		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1975	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1976	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1977	5.0L / 305 / V8 5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1978	5.0L / 305 / V8 5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1979	5.0L / 305 / V8 5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1980	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1981	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1982	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1983	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1984	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1985	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	K5 Blazer		1986	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R10 Suburban		1987	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R10 Suburban		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R10		1987	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R1500 Suburban		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R1500 Suburban		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R20 Suburban		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R20 Suburban		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R20		1987	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R20		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R2500 Suburban		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R2500 Suburban		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R2500 Suburban		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R2500		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R30		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R3500		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R3500		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	R3500		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Suburban 1500		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Suburban		1961	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Suburban		1962	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Suburban		1963	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Suburban		1964	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Suburban		1965	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Suburban		1966	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Suburban		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Tahoe		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Truck		1955	4.3L / 265 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Truck		1957	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Truck		1958	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	Truck		1960	4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V10 Suburban		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V10 Suburban		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V10		1987	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V1500 Suburban		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V1500 Suburban		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V1500 Suburban		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V20 Suburban		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V20 Suburban		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V20		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V2500 Suburban		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V2500 Suburban		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V2500 Suburban		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V30		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V30		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V3500		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V3500		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
Chevrolet	V3500		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15 Suburban		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15 Suburban		1976	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15 Suburban		1977	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15 Suburban		1978	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Pickup		1967	4.6L / 283 / V8 5.3L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Pickup		1968	5.4L / 327 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Pickup		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Pickup		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Pickup		1971	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Pickup		1972	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Pickup		1973	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Suburban		1967	5.3L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Suburban		1968	5.4L / 327 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Suburban		1969	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Suburban		1970	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Suburban		1971	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Suburban		1972	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Suburban		1973	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15/C1500 Suburban		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1979	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1980	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1981	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1983	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1984	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1985	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1986	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500 Suburban		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1979	6.6L / 400 / V8 5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1980	6.6L / 400 / V8 5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1981	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1982	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1983	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1984	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1985	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1986	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1988	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1989	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1990	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1991	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1992	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1993	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1994	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C1500		1995	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15		1976	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15		1977	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C15		1978	6.6L / 400 / V8 5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25 Suburban		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25 Suburban		1976	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25 Suburban		1977	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25 Suburban		1978	6.6L / 400 / V8 5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Pickup		1967	5.3L / 327 / V8 4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Pickup		1968	5.4L / 327 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Pickup		1969	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Pickup		1970	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Pickup		1971	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Pickup		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Pickup		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Suburban		1968	5.0L / 307 / V8 5.4L / 327 / V8 5.3L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Suburban		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Suburban		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Suburban		1971	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Suburban		1972	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Suburban		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25/C2500 Suburban		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1979	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1980	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1981	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1982	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1983	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1984	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1985	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1986	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500 Suburban		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1979	5.7L / 350 / V8 7.4L / 454 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1980	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1981	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1982	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1983	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1984	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1985	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1986	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1988	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1989	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1990	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1991	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1992	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1993	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1994	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C2500		1995	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25		1976	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25		1977	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C25		1978	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35/C3500 Pickup		1967	4.6L / 283 / V8 5.3L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35/C3500 Pickup		1968	5.3L / 327 / V8 5.4L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35/C3500 Pickup		1969	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35/C3500 Pickup		1970	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35/C3500 Pickup		1971	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35/C3500 Pickup		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35/C3500 Pickup		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35/C3500 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1979	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1980	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1981	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1982	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1983	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1984	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1985	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1986	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C3500		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35		1975	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35		1976	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35		1977	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	C35		1978	6.6L / 400 / V8 5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1978	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1979	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1980	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1981	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1982	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1983	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1984	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1985	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1986	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Caballero		1987	5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1970	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1971	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1972	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1975	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1976	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1977	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1978	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1979	5.7L / 350 / V8 6.6L / 400 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1980	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1981	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1982	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1983	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1984	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1985	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1986	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1987	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Jimmy		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15 Suburban		1975	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15 Suburban		1976	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15 Suburban		1977	6.6L / 400 / V8 5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15 Suburban		1978	6.6L / 400 / V8 5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Pickup		1967	4.6L / 283 / V8 5.3L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Pickup		1968	5.4L / 327 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Pickup		1969	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Pickup		1970	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Pickup		1971	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Pickup		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Pickup		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Suburban		1968	5.4L / 327 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Suburban		1969	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Suburban		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Suburban		1971	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Suburban		1972	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Suburban		1973	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15/K1500 Suburban		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1979	5.0L / 305 / V8 6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1980	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1981	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1982	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1983	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1984	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1985	6.2L / 379 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1986	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500 Suburban		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1979	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1980	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1981	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1982	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1983	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1984	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1985	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1986	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1988	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1989	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1990	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1991	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1992	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1993	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1994	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K1500		1995	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15		1975	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15		1976	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15		1977	5.7L / 350 / V8 5.0L / 305 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K15		1978	5.7L / 350 / V8 5.0L / 305 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25 Suburban		1975	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25 Suburban		1976	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25 Suburban		1977	5.0L / 305 / V8 5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25 Suburban		1978	5.0L / 305 / V8 5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Pickup		1967	5.3L / 327 / V8 4.6L / 283 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Pickup		1968	5.4L / 327 / V8 5.3L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Pickup		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Pickup		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Pickup		1971	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Pickup		1972	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Pickup		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Suburban		1968	5.0L / 307 / V8 5.3L / 327 / V8 5.4L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Suburban		1969	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Suburban		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Suburban		1971	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Suburban		1972	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Suburban		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25/K2500 Suburban		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1979	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1980	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1981	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1982	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1983	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1984	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1985	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1986	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1988	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1989	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1990	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1991	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1992	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1993	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1994	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K2500		1995	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25		1975	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25		1976	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25		1977	6.6L / 400 / V8 5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K25		1978	6.6L / 400 / V8 5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K35/K3500 Pickup		1968	5.4L / 327 / V8 5.3L / 327 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K35/K3500 Pickup		1969	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K35/K3500 Pickup		1970	5.0L / 307 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K35/K3500 Pickup		1971	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K35/K3500 Pickup		1972	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K35/K3500 Pickup		1973	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K35/K3500 Pickup		1974	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1979	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1980	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1981	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1982	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1983	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1984	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1985	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1986	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1988	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1989	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K3500		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K35		1977	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	K35		1978	5.7L / 350 / V8 6.6L / 400 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	R1500 Suburban		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	R1500 Suburban		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	R1500		1987	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	R2500 Suburban		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	R2500 Suburban		1990	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	R2500 Suburban		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	R3500		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Sprint		1971	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Sprint		1972	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Sprint		1973	5.7L / 350 / V8 5.0L / 307 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Sprint		1974	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Sprint		1975	6.6L / 400 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Sprint		1976	6.6L / 400 / V8 5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Sprint		1977	5.0L / 305 / V8 5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	V1500 Suburban		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	V1500 Suburban		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	V1500		1987	5.7L / 350 / V8 5.0L / 305 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	V2500 Suburban		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	V2500 Suburban		1991	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	V2500		1987	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Yukon		1992	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Yukon		1993	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Yukon		1994	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;
GMC	Yukon		1995	5.7L / 350 / V8	ULTRA SEAL; EXHAUST GASKET SET; ROUND PORT; 1.50 IN. PORT DIA.;

Specifications:

Collector Gaskets Included	No
Emission Code	5
Engine	Chevrolet Small Block Gen I
Finish	Flat
Gasket Line	Ultra-Seal
Material	Ultra-seal
Part Type	Exhaust Manifold Gasket Set
Port Shape	Round
Port Size	1.50"
Product Type	Header Gaskets
Proposition 65	www.P65Warnings.ca.gov
Thickness	.062"
Warranty	Limited 90 Day Warranty TX, Limited 90 Day Warranty
Weight	0.3800

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