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Looking for aftermarket parts to modify or upgrade your 1981 GMC K2500 with gasket kits? At Tunersports.com we carry a huge selection of the top name brand performance gasket kit parts and accessories.
 SHIPS FROM MANUFACTURER C5435Includes all Gaskets, O-Rings, Seals, Etc Needed for a Cam Change... Cometic Chevrolet Gen-1 Small Block V8 Camshaft Seal - Jesel Belt Drive - 86586 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $81.72 |
 SHIPS FROM MANUFACTURER C5085Cometic GM 3.2/3.8/4.1/4.8L Inline 6 3.8/4.3L V6 Chevy Gen1 SB V8 Silicone Rear Main Seal-2 Piece 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $44.66 |
 SHIPS FROM MANUFACTURER C5681Cometic Chevy 1955-1985 Gen1 Small Block V8 Rear Main Seal-Align Honed 400 & Aluminum Block-2 Piece 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $59.00 |
 SHIPS FROM MANUFACTURER C5294-075AFMA chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core... Cometic Chevy Gen1 Small Block V8 .075in AFM Oil Pan Gasket Kit-Right Side Dipstick-Thick Front Seal 1980-1982 GMC K2500 Sierra Grande 1980-1985 GMC K2500 Base / High Sierra / Sierra Classic $55.58 |
 SHIPS FROM MANUFACTURER C5296Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chevrolet Gen-1 Small Block V8 .094i Fiber Oil Pan Gasket Kit Right Side Dipstick Thin Front 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $62.01 |
 SHIPS FROM MANUFACTURER C5488Cometic Chevy Gen1 SB V8 Oil Pan Gasket Kit-Left Side Dipstick 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $55.24 |
 SHIPS FROM MANUFACTURER C5488-060Cometic Chevy Gen1 SB V8 .060in Oil Pan Gasket Kit-Left Side Dipstick 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $62.96 |
 SHIPS FROM MANUFACTURER C5574-018A chemically blown, compounded, nitrile synthetic rubber bonded to an aluminum core... Cometic GM/Ford/Chrysler/Dodge .018in AFM Thermostat Housing Gasket 1980-1986 GMC K2500 Sierra Classic $32.93 |
 SHIPS FROM MANUFACTURER C15615Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chevrolet Gen-1 Small Block V8 .031in Fiber Timing Cover Gasket 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $37.16 |
 SHIPS FROM MANUFACTURER C5261-031Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chevrolet Gen-1 Small Block V8 .031in Fiber Timing Cover Gasket 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $45.25 |
 SHIPS FROM MANUFACTURER C5376Cometic Chevy Gen 1 Small Block V8 Timing Cover Seal Jesel Belt Drive Dual Lip, Wet & Dry Sump 86587 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $77.28 |
 SHIPS FROM MANUFACTURER C5379Cometic Chevy Gen 1 Small Block V8 Rear Main Seal Dual Lip Wet & Dry Sump 86625 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $107.17 |
 SHIPS FROM MANUFACTURER C5530Cometic Chevrolet Gen-1 Small Block V8 Timing Cover Gasket Kit - Front Cover - 0.31in 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $50.73 |
 SHIPS FROM MANUFACTURER CP15282Cometic Chevy Gen-1 Small Block V8 Timing Cover Seal - 10 Pack 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $71.59 |
 SHIPS FROM MANUFACTURER CP15615Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chevy Gen-1 Small Block V8 Timing Cover Gasket .031in Fiber - 10 Pack 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $72.05 |
 SHIPS FROM MANUFACTURER C5680Cometic Chevrolet Gen-1 90 Degree V6 Gen-1 Small Block V8 Rear Main Seal - 2 Piece - Viton 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $55.46 |
 SHIPS FROM MANUFACTURER C15011-032A chemically blown, compounded, nitrile synthetic rubber bonded to an aluminum core... Cometic Chevrolet Gen-1 Small Block V8 .032in AFM Water Pump Backing Plate Gasket 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $37.39 |
 SHIPS FROM MANUFACTURER C15618Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chevrolet Gen-1 Small Block V8 .031in Fiber Water Pump Mounting Gasket 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $32.49 |
 IN STOCK - DROPSHIPS 7251Edelbrock #7251 Engine Water Pump Gasket Set Chevy Small Block. Is it time to rebuild your Edelbrock mechanical water pump? No problem-- these Edelbrock water pump gaskets will keep your water pump leak-free. They are manufactured from quality materials and can be installed easily without any modifi... Edelbrock Gasket Kit Water Pump SBC 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $66.36 |
 IN STOCK - DROPSHIPS 7548The Edelbrock valve cover gaskets #7548provide excellent sealing integrity and conformability for easy installation. The multi-layer construction has two highly compressible, high rubber content, fiber-reinforced outside layers which are chemically bonded to a high strength composite core. This uniq... Edelbrock Gasket V/C SBC Pair 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $78.95 |
 IN STOCK - DROPSHIPS 7549The Edelbrock valve cover gaskets #7549 provide excellent sealing integrity and conformability for easy installation. The multi-layer construction has two highly compressible, high rubber content, fiber-reinforced outside layers which are chemically bonded to a high strength composite core. This uni... Edelbrock SBC Valve Cover Gasket 1980-1982 GMC K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $87.77 |