Looking for aftermarket parts to modify or upgrade your 1985 GMC C2500 with head gaskets? At Tunersports.com we carry a huge selection of the top name brand performance head gasket parts and accessories.

SHIPS FROM MANUFACTURER C5531-060Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic GM .060in Fiber Distributor Gasket 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $33.08 |
SHIPS FROM MANUFACTURER C5538-094Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chevrolet Gen-1 Small Block V8 .094in Fiber Water Outlet Gasket 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $34.08 |
SHIPS FROM MANUFACTURER C5538AFMA chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core... Cometic Chevrolet Gen-1 Small Block V8 .060in AFM Water Outlet Gasket 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $36.58 |
SHIPS FROM MANUFACTURER C5551-036MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .036in MLX Cyl Head Gasket-4.220in Bore-All Pro Heads-Round Bore 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $131.42 |
SHIPS FROM MANUFACTURER C5551-040MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevrolet Gen-1 Small Block V8 .040in MLX Cylinder 4.220in Bore Round Bore Head Gasket 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $131.42 |
SHIPS FROM MANUFACTURER C5551-042MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .042in MLX Cyl Head Gasket-4.220in Bore-All Pro Heads-Round Bore 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $136.39 |
SHIPS FROM MANUFACTURER C5551-044MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .044in MLX Cyl Head Gasket-4.220in Bore-All Pro Heads-Round Bore 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $136.39 |
SHIPS FROM MANUFACTURER C5551-048MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .048in MLX Cyl Head Gasket-4.220in Bore-All Pro Heads-Round Bore 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $157.01 |
SHIPS FROM MANUFACTURER C5551-050MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .050in MLX Cyl Head Gasket-4.220in Bore-All Pro Heads-Round Bore 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $157.01 |
SHIPS FROM MANUFACTURER C5551-052MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic GM Gen-1 Small Block V8 .052in MLX 4.220in Bore Cylinder Head Gasket 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $157.01 |
SHIPS FROM MANUFACTURER C5551-060MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .060in MLX Cyl Head Gasket-4.220in Bore-All Pro Heads-Round Bore 1980-1986 GMC C2500 Base / High Sierra / Sierra Classic $157.01 |
SHIPS FROM MANUFACTURER C5642-031Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chrysler/Ford/GM .031in Fiber Fuel Pump Gasket 1980-1986 GMC C2500 Sierra Classic 1982-1986 GMC C2500 Base $33.96 |
SHIPS FROM MANUFACTURER C5739-027MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .027in MLS Cylinder Head Gasket - 4.060in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $121.11 |
SHIPS FROM MANUFACTURER C5739-030MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .030in MLS Cylinder Head Gasket - 4.060in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $121.11 |
SHIPS FROM MANUFACTURER C5739-036MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 229/262 V-6 4.3L 4.060in Bore .036 inch MLS Head Gasket 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $121.11 |
SHIPS FROM MANUFACTURER C5739-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 229/262 V-6 4.3L 4.06in Bore .040 inch MLS Head Gasket 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $121.11 |
SHIPS FROM MANUFACTURER C5739-045MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .045in MLS Cylinder Head Gasket - 4.060in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $121.11 |
SHIPS FROM MANUFACTURER C5739-051MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .051in MLS Cylinder Head Gasket - 4.060in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $121.11 |
SHIPS FROM MANUFACTURER C5739-056MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .056in MLS Cylinder Head Gasket - 4.060in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $150.19 |
SHIPS FROM MANUFACTURER C5739-060MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .060in MLS Cylinder Head Gasket - 4.060in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $150.19 |
SHIPS FROM MANUFACTURER C5739-080MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .080in MLS Cylinder Head Gasket - 4.060in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $160.39 |
SHIPS FROM MANUFACTURER C5739-120MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .120in MLS Cylinder Head Gasket - 4.060in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $224.47 |
SHIPS FROM MANUFACTURER C5740-027MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .027in MLS Cylinder Head Gasket - 4.120in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $121.11 |
SHIPS FROM MANUFACTURER C5740-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 229/262 V-6 4.3L 4.12in Bore .040 inch MLS Head Gasket 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $121.11 |
SHIPS FROM MANUFACTURER C5740-051MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet 4.3L Gen-1 90 Degree V6 .051in MLS Cylinder Head Gasket - 4.120in Bore 1985-1986 GMC C2500 Base / High Sierra / Sierra Classic $121.11 |