
Cometic Gasket
Cometic Chevy Big Block Brodix Big Duke/Big Brodie Heads 4.63in Bore .027in MLS Head Gasket
- Mfr Part #
- C5434-027
- Part #
- CGSC-5434-027
- UPC
- 191070126407
- Part Type
- Engine Cylinder Head Gasket
Chevrolet Mark-IV, GM Gen-V/VI Big Block V8 Cylinder Head Gasket Chevrolet Mark-IV; GM Gen-V/VI Big Block V8 Cylinder Head Gasket
Overview
Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.027". Suitable for Brodix Big Duke/Brodie Head. Cometic MLS (Multi-Layer Steel) Head Gaskets provide maximum sealing performance for todays high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two materials. MLS gaskets have increased strength because they are comprised of multiple layers of stainless steel; which also creates the ability to rebound and resist corrosion. The outer layers are embossed and coated on both sides with Viton (a flour elastomer rubber based material that is heat resistant to 250 C/ 482 F). Viton is designed to meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes. The center or shim layer is uncoated stainless steel, which can be varied to accommodate multiple thickness requirements.
Details
Chevrolet Mark-IV, GM Gen-V/VI Big Block V8 .027" MLS Cylinder Head Gasket, 4.630" Bore, For Aftermarket Heads - Undersized Water Ports to Allow for Customization | Chevrolet Mark-IV; GM Gen-V/VI Big Block V8 .027in. MLS Cylinder Head Gasket; 4.630in. Bore; For Aftermarket Heads-Undersized Water Ports to Allow for Customization
Specifications
- Part Type
- Engine Cylinder Head Gasket
- Weight
- 1.5 lb
- Box Dimensions
- 24 × 8 × 0.5 in
Vehicle Fitment (519)— click to view applications
| Year(s) | Make | Model | Submodel | Engine |
|---|---|---|---|---|
| 1965-1969 | Chevrolet | Bel | Air Base | V8.6489cc |
| 1966-1969 | Chevrolet | Bel | Air Base | V8.6998cc |
| 1970-1972 | Chevrolet | Bel | Air Base | V8.6588cc |
| 1970-1974 | Chevrolet | Bel | Air Base | V8.7439cc |
| 1970-1974 | Chevrolet | Bel | Air Base | V8.7441cc |
| 1965-1969 | Chevrolet | Biscayne | Base | V8.6489cc |
| 1966-1969 | Chevrolet | Biscayne | Base | V8.6998cc |
| 1970-1972 | Chevrolet | Biscayne | Base | V8.7441cc |
| 1970-1972 | Chevrolet | Biscayne | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Biscayne | Base | V8.6588cc |
| 1973-1974 | Chevrolet | Blazer | Base | V8.7439cc |
| 1973 | Chevrolet | Blazer | Base | V8.7441cc |
| 1969 | Chevrolet | Brookwood | Base | V8.6489cc |
| 1969 | Chevrolet | Brookwood | Base | V8.6998cc |
| 1970-1972 | Chevrolet | Brookwood | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Brookwood | Base | V8.6588cc |
| 1968-1969 | Chevrolet | C10 | Pickup Base | V8.6489cc |
| 1968-1969 | Chevrolet | C10 | Suburban Base | V8.6489cc |
| 1970-1972 | Chevrolet | C10 | Pickup Base | V8.6588cc |
| 1970-1972 | Chevrolet | C10 | Suburban Base | V8.6588cc |
| 1973-1974 | Chevrolet | C10 | Pickup Base | V8.7439cc |
| 1973-1974 | Chevrolet | C10 | Suburban Base | V8.7439cc |
| 1973-1974 | Chevrolet | C10 | Pickup Base | V8.7441cc |
| 1973-1974 | Chevrolet | C10 | Suburban Base | V8.7441cc |
| 1968-1969 | Chevrolet | C20 | Pickup Base | V8.6489cc |
| 1968-1969 | Chevrolet | C20 | Suburban Base | V8.6489cc |
| 1970-1972 | Chevrolet | C20 | Pickup Base | V8.6588cc |
| 1970-1972 | Chevrolet | C20 | Suburban Base | V8.6588cc |
| 1973-1974 | Chevrolet | C20 | Pickup Base | V8.7441cc |
| 1973-1974 | Chevrolet | C20 | Suburban Base | V8.7441cc |
| 1973-1974 | Chevrolet | C20 | Pickup Base | V8.7439cc |
| 1973-1974 | Chevrolet | C20 | Suburban Base | V8.7439cc |
| 1968-1969 | Chevrolet | C30 | Pickup Base | V8.6489cc |
| 1970-1972 | Chevrolet | C30 | Pickup Base | V8.6588cc |
| 1973-1974 | Chevrolet | C30 | Pickup Base | V8.7441cc |
| 1973-1974 | Chevrolet | C30 | Pickup Base | V8.7439cc |
| 1967 | Chevrolet | Camaro | RS | V8.6489cc |
| 1967 | Chevrolet | Camaro | Base | V8.6489cc |
| 1967-1969 | Chevrolet | Camaro | SS | V8.6489cc |
| 1969 | Chevrolet | Camaro | RS | V8.6998cc |
| 1969 | Chevrolet | Camaro | Base | V8.6998cc |
| 1970-1972 | Chevrolet | Camaro | SS | V8.6588cc |
| 1971-1972 | Chevrolet | Camaro | Base | V8.6588cc |
| 1972 | Chevrolet | Camaro | Z28 | V8.6588cc |
| 1966-1969 | Chevrolet | Caprice | Base | V8.6489cc |
| 1966-1969 | Chevrolet | Caprice | Base | V8.6998cc |
| 1970-1972 | Chevrolet | Caprice | Base | V8.6588cc |
| 1970-1972 | Chevrolet | Caprice | Base | V8.7441cc |
| 1970-1972 | Chevrolet | Caprice | Base | V8.7439cc |
| 1973-1974 | Chevrolet | Caprice | Classic | V8.7439cc |
| 1973-1974 | Chevrolet | Caprice | Estate | V8.7441cc |
| 1973-1974 | Chevrolet | Caprice | Estate | V8.7439cc |
| 1973-1974 | Chevrolet | Caprice | Classic | V8.7441cc |
| 1965-1967 | Chevrolet | Chevelle | Base | V8.6489cc |
| 1965-1969 | Chevrolet | Chevelle | SS | V8.6489cc |
| 1968-1969 | Chevrolet | Chevelle | Nomad | V8.6489cc |
| 1968 | Chevrolet | Chevelle | 300 | V8.6489cc |
| 1968-1969 | Chevrolet | Chevelle | Malibu | V8.6489cc |
| 1968-1969 | Chevrolet | Chevelle | 300 Deluxe | V8.6489cc |
| 1968-1969 | Chevrolet | Chevelle | Concours | V8.6489cc |
| 1969 | Chevrolet | Chevelle | Concours Estate | V8.6489cc |
| 1969 | Chevrolet | Chevelle | Greenbrier | V8.6489cc |
| 1970-1972 | Chevrolet | Chevelle | Concours | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Greenbrier | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Nomad | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Concours Estate | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Concours Estate | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Concours | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Malibu | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Base | V8.6588cc |
| 1970-1972 | Chevrolet | Chevelle | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Nomad | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Greenbrier | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | SS | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Malibu | V8.7439cc |
| 1970-1972 | Chevrolet | Chevelle | Malibu | V8.7441cc |
| 1970-1972 | Chevrolet | Chevelle | SS | V8.6588cc |
| 1971-1972 | Chevrolet | Chevelle | Base | V8.7441cc |
| 1971-1972 | Chevrolet | Chevelle | Nomad | V8.7441cc |
| 1973 | Chevrolet | Chevelle | Deluxe | V8.7441cc |
| 1973 | Chevrolet | Chevelle | Deluxe | V8.7439cc |
| 1968 | Chevrolet | Chevy | II Nova | V8.6489cc |
| 1965 | Chevrolet | Corvette | Base | V8.6489cc |
| 1966-1969 | Chevrolet | Corvette | Base | V8.6998cc |
| 1970-1974 | Chevrolet | Corvette | Base | V8.7439cc |
| 1970-1974 | Chevrolet | Corvette | Base | V8.7441cc |
| 1966-1969 | Chevrolet | El | Camino Base | V8.6489cc |
| 1968-1969 | Chevrolet | El | Camino SS | V8.6489cc |
| 1968-1969 | Chevrolet | El | Camino Custom | V8.6489cc |
| 1970-1974 | Chevrolet | El | Camino SS | V8.7439cc |
| 1970-1972 | Chevrolet | El | Camino Base | V8.6588cc |
| 1970 | Chevrolet | El | Camino Base | V8.7441cc |
| 1970-1972 | Chevrolet | El | Camino Custom | V8.6588cc |
| 1970-1974 | Chevrolet | El | Camino Custom | V8.7439cc |
| 1970-1974 | Chevrolet | El | Camino Custom | V8.7441cc |
| 1970-1972 | Chevrolet | El | Camino SS | V8.6588cc |
| 1970-1974 | Chevrolet | El | Camino SS | V8.7441cc |
| 1970-1974 | Chevrolet | El | Camino Base | V8.7439cc |
| 1973-1974 | Chevrolet | El | Camino Base | V8.7441cc |
| 1969 | Chevrolet | Estate | Base | V8.6489cc |
| 1969 | Chevrolet | Estate | Base | V8.6998cc |
| 1970 | Chevrolet | Estate | Base | V8.6588cc |
| 1970 | Chevrolet | Estate | Base | V8.7439cc |
| 1973-1974 | Chevrolet | G10 | Van Base | V8.7441cc |
| 1973-1974 | Chevrolet | G20 | Van Base | V8.7441cc |
| 1973-1974 | Chevrolet | G20 | Van Sportvan | V8.7439cc |
| 1973-1974 | Chevrolet | G20 | Van Base | V8.7439cc |
| 1973-1974 | Chevrolet | G30 | Van Base | V8.7441cc |
| 1965-1969 | Chevrolet | Impala | Base | V8.6489cc |
| 1966-1969 | Chevrolet | Impala | Base | V8.6998cc |
| 1970-1974 | Chevrolet | Impala | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Impala | Base | V8.6588cc |
| 1970-1974 | Chevrolet | Impala | Base | V8.7441cc |
| 1968-1969 | Chevrolet | K10 | Suburban Base | V8.6489cc |
| 1968-1969 | Chevrolet | K10 | Pickup Base | V8.6489cc |
| 1970-1972 | Chevrolet | K10 | Pickup Base | V8.6588cc |
| 1970-1972 | Chevrolet | K10 | Suburban Base | V8.6588cc |
| 1973-1974 | Chevrolet | K10 | Pickup Base | V8.7439cc |
| 1973-1974 | Chevrolet | K10 | Suburban Base | V8.7439cc |
| 1974 | Chevrolet | K10 | Pickup Base | V8.7441cc |
| 1968-1969 | Chevrolet | K20 | Pickup Base | V8.6489cc |
| 1968-1969 | Chevrolet | K20 | Suburban Base | V8.6489cc |
| 1970-1972 | Chevrolet | K20 | Suburban Base | V8.6588cc |
| 1970-1972 | Chevrolet | K20 | Pickup Base | V8.6588cc |
| 1973-1974 | Chevrolet | K20 | Pickup Base | V8.7441cc |
| 1973-1974 | Chevrolet | K20 | Pickup Base | V8.7439cc |
| 1973-1974 | Chevrolet | K20 | Suburban Base | V8.7439cc |
| 1973 | Chevrolet | K20 | Suburban Base | V8.7441cc |
| 1968-1969 | Chevrolet | K30 | Pickup Base | V8.6489cc |
| 1970-1972 | Chevrolet | K30 | Pickup Base | V8.6588cc |
| 1973-1974 | Chevrolet | K30 | Pickup Base | V8.7441cc |
| 1973-1974 | Chevrolet | K30 | Pickup Base | V8.7439cc |
| 1969 | Chevrolet | Kingswood | Base | V8.6489cc |
| 1969 | Chevrolet | Kingswood | Base | V8.6998cc |
| 1969 | Chevrolet | Kingswood | Estate | V8.6489cc |
| 1969 | Chevrolet | Kingswood | Estate | V8.6998cc |
| 1970-1972 | Chevrolet | Kingswood | Estate | V8.7439cc |
| 1970-1972 | Chevrolet | Kingswood | Estate | V8.6588cc |
| 1970-1972 | Chevrolet | Kingswood | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Kingswood | Base | V8.6588cc |
| 1970 | Chevrolet | Kingswood | Base | V8.7441cc |
| 1972 | Chevrolet | Kingswood | Base | V8.7441cc |
| 1972 | Chevrolet | Kingswood | Estate | V8.7441cc |
| 1973 | Chevrolet | Laguna | Estate | V8.7441cc |
| 1973 | Chevrolet | Laguna | Estate | V8.7439cc |
| 1973-1974 | Chevrolet | Laguna | Base | V8.7441cc |
| 1973-1974 | Chevrolet | Laguna | Base | V8.7439cc |
| 1974 | Chevrolet | Laguna | Type S-3 | V8.7441cc |
| 1965-1967 | Chevrolet | Malibu | Base | V8.6489cc |
| 1973-1974 | Chevrolet | Malibu | Estate | V8.7439cc |
| 1973-1974 | Chevrolet | Malibu | Base | V8.7441cc |
| 1973-1974 | Chevrolet | Malibu | Base | V8.7439cc |
| 1973-1974 | Chevrolet | Malibu | Estate | V8.7441cc |
| 1974 | Chevrolet | Malibu | Classic | V8.7439cc |
| 1974 | Chevrolet | Malibu | Classic | V8.7441cc |
| 1970-1972 | Chevrolet | Monte | Carlo Base | V8.6588cc |
| 1970-1974 | Chevrolet | Monte | Carlo Base | V8.7441cc |
| 1970-1974 | Chevrolet | Monte | Carlo Base | V8.7439cc |
| 1973 | Chevrolet | Monte | Carlo S | V8.7441cc |
| 1973-1974 | Chevrolet | Monte | Carlo Landau | V8.7441cc |
| 1969 | Chevrolet | Nova | Base | V8.6489cc |
| 1970-1971 | Chevrolet | Nova | Base | V8.7439cc |
| 1970-1972 | Chevrolet | Nova | Base | V8.6588cc |
| 1973 | Chevrolet | P10 | Van Base | V8.7441cc |
| 1970-1971 | Chevrolet | P20 | Van Base | V8.7441cc |
| 1973 | Chevrolet | P20 | Van Base | V8.7441cc |
| 1970-1971 | Chevrolet | P30 | Van Base | V8.7441cc |
| 1972 | Chevrolet | P30 | Van Base | V8.6588cc |
| 1973-1974 | Chevrolet | P30 | Van Base | V8.7441cc |
| 1969 | Chevrolet | Townsman | Base | V8.6998cc |
| 1969 | Chevrolet | Townsman | Base | V8.6489cc |
| 1970 | Chevrolet | Townsman | Base | V8.7441cc |
| 1970-1972 | Chevrolet | Townsman | Base | V8.6588cc |
| 1970-1972 | Chevrolet | Townsman | Base | V8.7439cc |
| 1972 | Chevrolet | Townsman | Base | V8.7441cc |
| 1968-1969 | GMC | C15/C1500 | Pickup Base | V8.6489cc |
| 1968-1969 | GMC | C15/C1500 | Suburban Base | V8.6489cc |
| 1970-1972 | GMC | C15/C1500 | Pickup Base | V8.6588cc |
| 1970-1972 | GMC | C15/C1500 | Suburban Base | V8.6588cc |
| 1973-1974 | GMC | C15/C1500 | Pickup Base | V8.7439cc |
| 1973-1974 | GMC | C15/C1500 | Suburban Base | V8.7441cc |
| 1973-1974 | GMC | C15/C1500 | Suburban Base | V8.7439cc |
| 1973-1974 | GMC | C15/C1500 | Pickup Base | V8.7441cc |
| 1968-1969 | GMC | C25/C2500 | Pickup Base | V8.6489cc |
| 1968-1969 | GMC | C25/C2500 | Suburban Base | V8.6489cc |
| 1970-1972 | GMC | C25/C2500 | Suburban Base | V8.6588cc |
| 1970-1972 | GMC | C25/C2500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | C25/C2500 | Pickup Base | V8.7439cc |
| 1973-1974 | GMC | C25/C2500 | Pickup Base | V8.7441cc |
| 1973-1974 | GMC | C25/C2500 | Suburban Base | V8.7439cc |
| 1974 | GMC | C25/C2500 | Suburban Base | V8.7441cc |
| 1968-1969 | GMC | C35/C3500 | Pickup Base | V8.6489cc |
| 1970-1972 | GMC | C35/C3500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | C35/C3500 | Pickup Base | V8.7441cc |
| 1973-1974 | GMC | C35/C3500 | Pickup Base | V8.7439cc |
| 1973-1974 | GMC | G35/G3500 | Van Vandura | V8.7439cc |
| 1973-1974 | GMC | G35/G3500 | Van Rally | V8.7439cc |
| 1974 | GMC | G35/G3500 | Van Base | V8.7439cc |
| 1973 | GMC | Jimmy | Base | V8.7441cc |
| 1973-1974 | GMC | Jimmy | Base | V8.7439cc |
| 1968-1969 | GMC | K15/K1500 | Suburban Base | V8.6489cc |
| 1968-1969 | GMC | K15/K1500 | Pickup Base | V8.6489cc |
| 1970-1972 | GMC | K15/K1500 | Pickup Base | V8.6588cc |
| 1970-1972 | GMC | K15/K1500 | Suburban Base | V8.6588cc |
| 1973-1974 | GMC | K15/K1500 | Pickup Base | V8.7439cc |
| 1973-1974 | GMC | K15/K1500 | Suburban Base | V8.7439cc |
| 1968-1969 | GMC | K25/K2500 | Pickup Base | V8.6489cc |
| 1968-1969 | GMC | K25/K2500 | Suburban Base | V8.6489cc |
| 1970-1972 | GMC | K25/K2500 | Suburban Base | V8.6588cc |
| 1970-1972 | GMC | K25/K2500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | K25/K2500 | Suburban Base | V8.7439cc |
| 1973-1974 | GMC | K25/K2500 | Pickup Base | V8.7441cc |
| 1973-1974 | GMC | K25/K2500 | Pickup Base | V8.7439cc |
| 1968-1969 | GMC | K35/K3500 | Pickup Base | V8.6489cc |
| 1970-1972 | GMC | K35/K3500 | Pickup Base | V8.6588cc |
| 1973-1974 | GMC | K35/K3500 | Pickup Base | V8.7441cc |
| 1973-1974 | GMC | K35/K3500 | Pickup Base | V8.7439cc |
| 1970-1971 | GMC | P25/P2500 | Van Base | V8.7441cc |
| 1970-1971 | GMC | P35/P3500 | Van Base | V8.7441cc |
| 1973-1974 | GMC | P35/P3500 | Van Base | V8.7441cc |
| 1971-1974 | GMC | Sprint | Base | V8.7439cc |
| 1971 | GMC | Sprint | Base | V8.7441cc |
| 1971-1972 | GMC | Sprint | Base | V8.6588cc |
| 1972-1974 | GMC | Sprint | Custom | V8.7439cc |
| 1972 | GMC | Sprint | Custom | V8.6588cc |
| 1972-1974 | GMC | Sprint | Custom | V8.7441cc |
| 1973-1974 | GMC | Sprint | Base | V8.7441cc |
| 1974 | GMC | Sprint | Custom | V8.6588cc |
| 1974-1975 | GMC | Sprint | Base | V8.6588cc |
| 1975 | GMC | Sprint | High Sierra | V8.6588cc |
| 1975 | GMC | Sprint | SP | V8.6588cc |
| 1975 | GMC | Sprint | Classic | V8.6588cc |
Documents & Media
Compliance & Shipping Notes
- Prop 65: Y


