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Cometic Gasket — Cometic Street Pro GM 1970-85 454ci Big Block 4.375 Top End Gasket Kit
Top End Gasket Kit

1 / 6

Engine Components

Cometic Gasket

Cometic Street Pro GM 1970-85 454ci Big Block 4.375 Top End Gasket Kit Top End Gasket Kit

Name: Cometic Street Pro GM 1970-85 454ci Big Block 4.375 Top End Gasket Kit Top End Gasket Kit
Brand: Cometic Gasket
SKU: cgsPRO1005T
Price: 220.59 USD
Availability: InStock

SKU: cgsPRO1005T

Installation manual

$220.59$237.21Save 7%

In Stock

Usually ships within 1-3 business days — Free shipping over $199

Overview

COMETIC StreetPro Kits cater to the budget-minded street-rodder who is looking to purchase a kit with all necessary gaskets and seals needed for their rebuild. Quality gasket materials are a priority in StreetPro kits. Kit materials include: MLS, AFM, Aramid Fiber, and Armor Clad.

Features

Quality Gasket Materials

Chevrolet Mark-IV Big Block V8 Top End Gasket Kit

Installation (catalog file)

Installation instructions (JPG)

Files & media

Link To Manufacturer Page

Vehicle Fitment

40 vehicles

Confirmed fitments across 3 makes and 360 configurations. Expand a vehicle for year-range, trim, and engine details.

Chevrolet Bel3 fits

1970-1974Air Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1974Air Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Air Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375

Chevrolet Biscayne3 fits

1970-1972Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Blazer2 fits

1973Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Brookwood2 fits

1970-1972Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375

Chevrolet C104 fits

1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet C204 fits

1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet C302 fits

1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Caprice7 fits

1970-1972Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Classic · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Classic · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Estate · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Estate · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Chevelle19 fits

1970-1972Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Concours · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972Concours · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Concours Estate · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Concours Estate · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972Greenbrier · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972Greenbrier · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Malibu · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Malibu · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972Malibu · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Nomad · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Nomad · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972SS · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972SS · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1971-1972Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1971-1972Nomad · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973Deluxe · V8.7441cc
Notes: 4.375 in. Bore
1973Deluxe · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Corvette2 fits

1970-1974Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1974Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet El10 fits

1970Camino Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Camino Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1974Camino Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Camino Custom · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1974Camino Custom · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1974Camino Custom · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Camino SS · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1974Camino SS · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1974Camino SS · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Camino Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Estate2 fits

1970Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375

Chevrolet G101 fit

1973-1974Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet G203 fits

1973-1974Van Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Van Sportvan · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet G301 fit

1973-1974Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Impala3 fits

1970-1972Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1974Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1974Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet K103 fits

1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet K204 fits

1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973Suburban Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet K302 fits

1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Kingswood7 fits

1970-1972Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Estate · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972Estate · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1972Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1972Estate · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Laguna5 fits

1973-1974Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973Estate · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973Estate · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1974Type S-3 · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Malibu6 fits

1973-1974Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Estate · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Estate · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1974Classic · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1974Classic · V8.7441cc
Notes: 4.375 in. Bore

Chevrolet Monte5 fits

1970-1974Carlo Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1974Carlo Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Carlo Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1973-1974Carlo Landau · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973Carlo S · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Nova2 fits

1970-1971Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1971Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet P101 fit

1973Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet P202 fits

1970-1971Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet P302 fits

1970-1971Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

Chevrolet Townsman4 fits

1970Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1970-1972Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1970-1972Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1972Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC C15/C15004 fits

1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC C25/C25004 fits

1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7439cc
Notes: 4.375 in. Bore
1974Suburban Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC C35/C35002 fits

1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC G35/G35003 fits

1973-1974Van Rally · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Van Vandura · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1974Van Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC Jimmy2 fits

1973Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC K15/K15002 fits

1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC K25/K25003 fits

1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Suburban Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC K35/K35002 fits

1973-1974Pickup Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Pickup Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC P25/P25001 fit

1970-1971Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore

GMC P35/P35004 fits

1970-1971Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Van Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1974Van Motor Home · V8.7441cc
Notes: 4.375 in. Bore
1974Van Motorhome · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375

GMC Sprint12 fits

1971-1972Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1971Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1971-1974Base · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1972-1974Custom · V8.7439cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1972Custom · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1972-1974Custom · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1973-1974Base · V8.7441cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
1974-1975Base · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1974Custom · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1975Classic · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1975High Sierra · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
1975SP · V8.6588cc
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375

Unknown —210 fits

—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 1975: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1976: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1977: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1978: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: 1975: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1976: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1977: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1978: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 1979: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1980: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1981: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1982: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1983: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1984: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1985: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 1979: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1980: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1981: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1982: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1983: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1984: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1985: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 1975: 4.375 in. Bore · 1976: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: 1979: 4.375 in. Bore · 1980: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: 1979: 4.375 in. Bore · 1980: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 1970: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1971: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1972: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1973: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1974: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1975: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 1979: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1980: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1981: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1982: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1983: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1984: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1985: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 4.375 in. Bore
—
Notes: 1979: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1980: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1981: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1982: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1983: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1984: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1985: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 1970: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1971: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 1970: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1971: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1973: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1974: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 1970: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1971: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 · 1973: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore · 1974: Head Gasket Thickness: .040 Head Gasket Material: MLS Head Gasket Bore: 4.375 4.375 in. Bore
—
Notes: 4.375 in. Bore
+ 160 additional fitments not shown

Cometic Street Pro GM 1970-85 454ci Big Block 4.375 Top End Gasket Kit Top End Gasket Kit

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Cometic Street Pro GM 1970-85 454ci Big Block 4.375 Top End Gasket Kit Top End Gasket Kit

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Cometic Street Pro GM 1970-85 454ci Big Block 4.375 Top End Gasket Kit Top End Gasket Kit

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Cometic Street Pro GM 1970-85 454ci Big Block 4.375 Top End Gasket Kit Top End Gasket Kit

Overview

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Installation (catalog file)

Files & media

Tags

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Vehicle Fitment