# Cometic GM Gen-V/VI Big Block V8 .056in MLS Cylinder Head Gasket - 4.630in Bore The Cometic MLS gasket is comprised of three to five layers of stainless steel. Cometic uses stainless steel for increased strength, its ability to rebound and resist corrosion. The outer layers of the gasket are embossed and coated on both sides with a Viton rubber material designed to meet the demands of a variety of harsh sealing environments, load conditions and surface finishes. The Viton coating is heat resistant to 250°C or 482°F. - The embossed outer layers of the gaskets meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes - The center or shim layer is an uncoated stainless steel layer which can be varied to accommodate multiple thickness requirements - Requires less clamp load creating less bore distortion - Conforms load distribution across the sealing area - Embossed Outer Layers Coated w/Viton This Part Fits: Year Make Model Submodel 1991-1993 Chevrolet C1500 454 SS 1991-1992 Chevrolet C1500 Cheyenne 1991-1992 Chevrolet C1500 Silverado 1991-1992 Chevrolet C1500 WT 1994-1995 Chevrolet C2500 Base 1991-1995 Chevrolet C2500 Cheyenne 1991-1992 Chevrolet C2500 Scottsdale 1991-1995 Chevrolet C2500 Silverado 1994-1995 Chevrolet C2500 WT 1992-1995 Chevrolet C2500 Suburban Base 1995 Chevrolet C2500 Suburban LS 1995 Chevrolet C2500 Suburban LT 1992-1994 Chevrolet C2500 Suburban Silverado 1994-1995 Chevrolet C3500 Base 1991-1995 Chevrolet C3500 Cheyenne 1991-1992 Chevrolet C3500 Scottsdale 1991-1995 Chevrolet C3500 Silverado 1991-1996 Chevrolet G30 Beauville 1991-1996 Chevrolet G30 Chevy Van 1991-1996 Chevrolet G30 Hi-Cube 1991-1996 Chevrolet G30 Sportvan 1994-1995 Chevrolet K2500 Base 1991-1995 Chevrolet K2500 Cheyenne 1991-1992 Chevrolet K2500 Scottsdale 1991-1995 Chevrolet K2500 Silverado 1994-1995 Chevrolet K2500 WT 1992,1994-1995 Chevrolet K2500 Suburban Base 1995 Chevrolet K2500 Suburban LS 1995 Chevrolet K2500 Suburban LT 1992,1994 Chevrolet K2500 Suburban Silverado 1994-1995 Chevrolet K3500 Base 1991-1995 Chevrolet K3500 Cheyenne 1991-1992 Chevrolet K3500 Scottsdale 1991-1995 Chevrolet K3500 Silverado 1991-1997 Chevrolet P30 Base 1991 Chevrolet R2500 Suburban Scottsdale 1991 Chevrolet R2500 Suburban Silverado 1991 Chevrolet R3500 Cheyenne 1991 Chevrolet R3500 Silverado 1991 Chevrolet V3500 Cheyenne 1991 Chevrolet V3500 Silverado 1991-1993 GMC C2500 Sierra 1994-1995 GMC C2500 Sierra SL 1991-1995 GMC C2500 Sierra SLE 1994-1995 GMC C2500 Sierra SLT 1991-1993 GMC C2500 Sierra SLX 1992-1995 GMC C2500 Suburban Base 1992-1995 GMC C2500 Suburban SLE 1995 GMC C2500 Suburban SLT 1991-1993 GMC C3500 Sierra 1994-1995 GMC C3500 Sierra SL 1991-1995 GMC C3500 Sierra SLE 1994-1995 GMC C3500 Sierra SLT 1991-1993 GMC C3500 Sierra SLX 1991-1996 GMC G3500 Magnavan 1991-1996 GMC G3500 Rally 1991-1996 GMC G3500 Rally Camper Special 1991-1996 GMC G3500 Rally STX 1991-1996 GMC G3500 Vandura 1991-1996 GMC G3500 Vandura Special 1991-1993 GMC K2500 Sierra 1994-1995 GMC K2500 Sierra SL 1991-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SLT 1991-1993 GMC K2500 Sierra SLX 1992-1995 GMC K2500 Suburban Base 1992-1995 GMC K2500 Suburban SLE 1995 GMC K2500 Suburban SLT 1991-1993 GMC K3500 Sierra 1994-1995 GMC K3500 Sierra SL 1991-1995 GMC K3500 Sierra SLE 1994-1995 GMC K3500 Sierra SLT 1991-1993 GMC K3500 Sierra SLX 1991-1997 GMC P3500 Base 1991 GMC R2500 Suburban Base 1991 GMC R3500 Base 1991 GMC R3500 SLE 1991 GMC V3500 Base 1991 GMC V3500 SLE ## Details - **Price:** 217.69 CAD - **Vendor:** Cometic Gasket - **Type:** Head Gaskets ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 217.69 CAD | In stock | ## Images - Photo - Primary - Photo - Primary - User 9 - Installation Instructions - Logo Image --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/cometic-gm-gen-v-vi-big-block-v8-056in-mls-cylinder-head-gasket-4-630in-bore) > Updated: 2026-06-27