# Cometic GM Gen 1 Small Block 1.450 in x 1.480 in Port Exhaust Manifold Set COMETIC MLS (Multi-Layer Steel) Exhaust Gaskets are designed for extreme cylinder pressures. MLS Exhaust Manifold Gaskets maintain a torque set and resist corrosion. They will not burn through or push out. MLS Exhaust Manifold Gaskets withstand different combinations of cylinder head and exhaust manifold materials. No sealants are required. This exhaust gasket features 1.450" x 1.480" Port. - Withstands different combinations of cylinder head and manifold materials - Will not burn through or push out - Maintains a torque set - Requires No Sealants - Corrosion resistant This Part Fits: Year Make Model Submodel 1980-1985 Avanti II Base 1985 Avanti II GT 1980-1981 Buick Century Base 1980-1981 Buick Century Estate 1980-1981 Buick Century Limited 1980-1981 Buick Century Sport 1982 Buick LeSabre Custom 1982 Buick LeSabre Limited 1982 Buick LeSabre Limited Edition F/E 1980-1981 Buick Regal Base 1980-1981 Buick Regal Limited 1980-1982 Checker Marathon Base 1980-1982 Checker Marathon Deluxe 1969-1972 Chevrolet Brookwood Base 1980 Chevrolet C10 Big Ten 1980-1981 Chevrolet C10 Cheyenne 1981-1985 Chevrolet C10 Custom 1980 Chevrolet C10 Custom Deluxe 1981 Chevrolet C10 Deluxe 1980-1985 Chevrolet C10 Scottsdale 1980-1985 Chevrolet C10 Silverado 1967 Chevrolet C10 Suburban Base 1981-1985 Chevrolet C10 Suburban Custom 1980 Chevrolet C10 Suburban Custom Deluxe 1981 Chevrolet C10 Suburban Deluxe 1980,1982,1984-1985 Chevrolet C10 Suburban Scottsdale 1980,1982-1985 Chevrolet C10 Suburban Silverado 1980-1981 Chevrolet C20 Cheyenne 1981-1985 Chevrolet C20 Custom 1980 Chevrolet C20 Custom Deluxe 1981 Chevrolet C20 Deluxe 1980-1985 Chevrolet C20 Scottsdale 1980-1985 Chevrolet C20 Silverado 1981-1985 Chevrolet C20 Suburban Custom 1980 Chevrolet C20 Suburban Custom Deluxe 1981 Chevrolet C20 Suburban Deluxe 1977-1980,1982,1984-1985 Chevrolet C20 Suburban Scottsdale 1980,1982-1985 Chevrolet C20 Suburban Silverado 1980-1981 Chevrolet C30 Cheyenne 1981-1985 Chevrolet C30 Custom 1980 Chevrolet C30 Custom Deluxe 1981 Chevrolet C30 Deluxe 1980-1985 Chevrolet C30 Scottsdale 1980-1985 Chevrolet C30 Silverado 1980 Chevrolet Camaro Base 1980-1985 Chevrolet Camaro Berlinetta 1985 Chevrolet Camaro Iroc-Z 1980 Chevrolet Camaro Rally Sport 1981-1985 Chevrolet Camaro Sport 1972-1974,1977-1985 Chevrolet Camaro Z28 1982 Chevrolet Camaro Z28 Indianapolis 500 Pace Car 1980-1985 Chevrolet Caprice Classic 1977-1978,1981-1982 Chevrolet Caprice Classic Estate 1980-1981 Chevrolet Caprice Classic Landau 1980 Chevrolet Caprice Classic Sport 1973,1976-1977 Chevrolet Chevelle Malibu 1980-1982,1984-1985 Chevrolet Corvette Base 1982 Chevrolet Corvette Collector's Edition 1968-1985 Chevrolet El Camino Base 1981-1985 Chevrolet El Camino Conquista 1968-1974 Chevrolet El Camino Custom 1979-1981 Chevrolet El Camino Royal Knight 1980-1985 Chevrolet El Camino SS 1969-1970 Chevrolet Estate Base 1983 Chevrolet G10 Base 1980-1985 Chevrolet G10 Beauville 1981-1984 Chevrolet G10 Bonaventure 1980-1985 Chevrolet G10 Chevy Van 1980-1985 Chevrolet G10 Sportvan 1970-1974 Chevrolet G10 Van Sportvan 1980-1985 Chevrolet G20 Beauville 1983-1984 Chevrolet G20 Bonaventure 1980-1985 Chevrolet G20 Chevy Van 1980-1981 Chevrolet G20 Nomad 1980-1985 Chevrolet G20 Sportvan 1980-1985 Chevrolet G30 Beauville 1983-1984 Chevrolet G30 Bonaventure 1975-1985 Chevrolet G30 Chevy Van 1980-1985 Chevrolet G30 Hi-Cube 1980-1985 Chevrolet G30 Sportvan 1980-1985 Chevrolet Impala Base 1981-1982 Chevrolet Impala Estate 1980 Chevrolet Impala Sport 1964-1967 Chevrolet Impala SS 1980-1981 Chevrolet K10 Cheyenne 1981-1985 Chevrolet K10 Custom 1980 Chevrolet K10 Custom Deluxe 1981 Chevrolet K10 Deluxe 1977-1985 Chevrolet K10 Scottsdale 1975-1985 Chevrolet K10 Silverado 1967-1973 Chevrolet K10 Suburban Base 1981-1985 Chevrolet K10 Suburban Custom 1980 Chevrolet K10 Suburban Custom Deluxe 1981 Chevrolet K10 Suburban Deluxe 1980,1982,1984-1985 Chevrolet K10 Suburban Scottsdale 1980,1982-1983,1985 Chevrolet K10 Suburban Silverado 1980-1981 Chevrolet K20 Cheyenne 1981-1985 Chevrolet K20 Custom 1980 Chevrolet K20 Custom Deluxe 1981 Chevrolet K20 Deluxe 1980-1985 Chevrolet K20 Scottsdale 1980-1983,1985 Chevrolet K20 Silverado 1969-1974 Chevrolet K20 Suburban Base 1981-1985 Chevrolet K20 Suburban Custom 1980 Chevrolet K20 Suburban Custom Deluxe 1981 Chevrolet K20 Suburban Deluxe 1980,1982,1984-1985 Chevrolet K20 Suburban Scottsdale 1980,1982-1983,1985 Chevrolet K20 Suburban Silverado 1980-1981 Chevrolet K30 Cheyenne 1981-1985 Chevrolet K30 Custom 1980 Chevrolet K30 Custom Deluxe 1981 Chevrolet K30 Deluxe 1980-1985 Chevrolet K30 Scottsdale 1980-1985 Chevrolet K30 Silverado 1969-1974 Chevrolet K30 Pickup Base 1980 Chevrolet K5 Blazer Cheyenne 1981-1985 Chevrolet K5 Blazer Custom 1980 Chevrolet K5 Blazer Custom Deluxe 1981 Chevrolet K5 Blazer Deluxe 1984 Chevrolet K5 Blazer Scottsdale 1980-1985 Chevrolet K5 Blazer Silverado 1978-1981 Chevrolet Malibu Base 1980-1983 Chevrolet Malibu Classic 1980 Chevrolet Malibu Classic Estate 1980-1981 Chevrolet Malibu Classic Landau 1980 Chevrolet Malibu Classic Sport 1980 Chevrolet Malibu Estate 1979 Chevrolet Malibu Landau 1980 Chevrolet Malibu Sport 1981-1985 Chevrolet Monte Carlo Base 1983 Chevrolet Monte Carlo CL 1976,1978-1981 Chevrolet Monte Carlo Landau 1978,1980 Chevrolet Monte Carlo Sport 1983-1985 Chevrolet Monte Carlo SS 1973,1978-1979 Chevrolet Nova Custom 1977-1979 Chevrolet Nova Rally 1979 Chevrolet P10 Step-Van 1961-1962 Chevrolet P10 Series Base 1975-1985 Chevrolet P20 Base 1961-1962 Chevrolet P30 Series Base 1955 Chevrolet Truck 3100 1957-1958 Chevrolet Truck 3800 1958 Chevrolet Yeoman Base 1985 Excalibur Phaeton Anniversary 1983-1984 Excalibur Phaeton Base 1977-1978 GMC C15 Base 1975-1978 GMC C15 Sierra Grande 1977-1978 GMC C15 Suburban Base 1968-1974 GMC C15/C1500 Suburban Base 1979-1985 GMC C1500 Base 1979-1980 GMC C1500 Heavy Half 1979-1985 GMC C1500 High Sierra 1979-1985 GMC C1500 Sierra Classic 1979-1982 GMC C1500 Sierra Grande 1979-1982 GMC C1500 Street Coupe 1980-1985 GMC C1500 Suburban Base 1980-1985 GMC C1500 Suburban High Sierra 1980-1985 GMC C1500 Suburban Sierra Classic 1980-1982 GMC C1500 Suburban Sierra Grande 1980-1985 GMC C2500 Base 1980-1985 GMC C2500 High Sierra 1980-1985 GMC C2500 Sierra Classic 1980-1982 GMC C2500 Sierra Grande 1980-1985 GMC C2500 Suburban Base 1980-1985 GMC C2500 Suburban High Sierra 1979-1985 GMC C2500 Suburban Sierra Classic 1980-1982 GMC C2500 Suburban Sierra Grande 1967 GMC C35/C3500 Pickup Base 1980-1985 GMC C3500 Base 1980-1985 GMC C3500 High Sierra 1980-1985 GMC C3500 Sierra Classic 1980-1982 GMC C3500 Sierra Grande 1981-1985 GMC Caballero Amarillo 1980-1985 GMC Caballero Base 1981 GMC Caballero Conquista 1978-1985 GMC Caballero Diablo 1980 GMC Caballero Laredo 1981 GMC Caballero Royal Knight 1980-1985 GMC G1500 Rally 1983-1984 GMC G1500 Rally Custom 1980-1985 GMC G1500 Rally STX 1979-1985 GMC G1500 Vandura 1977-1978 GMC G25 Vandura 1971-1974 GMC G25/G2500 Van Rally 1980-1985 GMC G2500 Rally 1983-1984 GMC G2500 Rally Custom 1980-1985 GMC G2500 Rally STX 1979-1985 GMC G2500 Vandura 1971-1973 GMC G35/G3500 Van Vandura 1980-1985 GMC G3500 Magnavan 1980-1985 GMC G3500 Rally 1980-1985 GMC G3500 Rally Camper Special 1981-1985 GMC G3500 Rally Custom 1980-1985 GMC G3500 Rally STX 1980-1985 GMC G3500 Vandura 1980-1985 GMC G3500 Vandura Special 1980-1985 GMC Jimmy Base 1980-1985 GMC Jimmy High Sierra 1980-1985 GMC Jimmy Sierra Classic 1977-1982 GMC Jimmy Sierra Grande ## Details - **Price:** 81.16 CAD - **Vendor:** Cometic Gasket - **Type:** Exhaust Gaskets ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 81.16 CAD | In stock | ## Images - Photo - Primary - Photo - Primary - Photo - Primary - User 9 - Logo Image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/cometic-gm-gen-1-small-block-1-450-in-x-1-480-in-port-exhaust-manifold-set) > Updated: 2026-06-27