Looking for aftermarket parts to modify or upgrade your 1981 Chevrolet K20 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 C5699-060MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Gen-3 Inline 6 .060in MLS Cylinder Head Gasket - 4.125in Bore 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1984 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1984 Chevrolet K20 Custom $217.14 |
SHIPS FROM MANUFACTURER C5699-066MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Gen-3 Inline 6 .066in MLS Cylinder Head Gasket - 4.125in Bore 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1984 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1984 Chevrolet K20 Custom $217.14 |
SHIPS FROM MANUFACTURER C5699-070MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Gen-3 Inline 6 .070in MLS Cylinder Head Gasket - 4.125in Bore 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1984 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1984 Chevrolet K20 Custom $217.14 |
SHIPS FROM MANUFACTURER C5699-080MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Gen-3 Inline 6 .080in MLS Cylinder Head Gasket - 4.125in Bore 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1984 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1984 Chevrolet K20 Custom $226.88 |
SHIPS FROM MANUFACTURER C5786-040MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .040in MLX Cylinder Head Gasket-4.220in Bores-Round Bore 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $131.42 |
SHIPS FROM MANUFACTURER C5786-044MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .044in MLX Cylinder Head Gasket-4.220in Bores-Round Bore 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $136.39 |
SHIPS FROM MANUFACTURER C5786-051MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .051in MLX Cylinder Head Gasket-4.220in Bores-Round Bore 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $136.39 |
SHIPS FROM MANUFACTURER C5786-052MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .052in MLX Cylinder Head Gasket-4.220in Bores-Round Bore 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $136.39 |
SHIPS FROM MANUFACTURER C5786-062MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen1 Small Block V8 .062in MLX Cylinder Head Gasket-4.220in Bores-Round Bore 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $136.39 |
SHIPS FROM MANUFACTURER C5954-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Gen1 Small Block V8 .040in MLS Cyl Head Gasket-4.060in Bore-Brodix 12-23 Degree Heads 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $107.12 |
IN STOCK - LOW CF1007High quality and reliable hardware... Cometic Flexplate Bolts 7/16 - 20 x 11/16in - Grade 8 With Black Oxide Finish and Lock Washers 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $42.38 CLEARANCE VIEW PRICE IN CART |
SHIPS FROM MANUFACTURER CF1008High quality and reliable hardware... Cometic Harmonic Balancer Bolt Kit 7/16-20 x 2.25in 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $42.98 |
IN STOCK - LOW CF1009High quality and reliable hardware... Cometic Header Bolts 3/8 - 16 3/4in Grade 5 Black Oxide Finish With Hex and Socket Head 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $43.77 |
SHIPS FROM MANUFACTURER CP15012Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chrysler/Ford/GM Fuel Pump Gasket .031in Fiber - 4 Bolt - 10 Pack 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $41.68 |
SHIPS FROM MANUFACTURER CP5126Cometic's HTS Gaskets are designed using reinforced gasket material compounds like armor-clad, graphite, and galvanized steel... Cometic Chevy Gen1 SB V8 Header Gasket .060in HTS 1.810in-Round Port Hooker/Stahl Pattern-20 Pack 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $191.42 |
SHIPS FROM MANUFACTURER CP5389Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chrysler/Ford/GM Fuel Pump Gaskets .031in Fiber - 2 Bolt - 10 Pack 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $41.34 |
SHIPS FROM MANUFACTURER PRO1003T-066MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 350/400 Gen1 Small Block V8 Top End Gasket Kit-4.165in Bore-.066in MLS Cyl Head Gasket 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $262.38 |
SHIPS FROM MANUFACTURER PRO1003T-NHGCometic Chevy 350/400 Gen1 Small Block V8 Top End Gasket Kit-Without Cyl Head Gasket-With Carburetor 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $158.68 |
SHIPS FROM MANUFACTURER PRO1040T-045MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM L59/LM7/LR4 Small Block V8 Top End Gasket Kit-3.840in Bore-.045in MLS Cyl Head Gasket 1975-1981 Chevrolet K20 Cheyenne 1975-1983 Chevrolet K20 Silverado 1975-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $390.12 |

IN STOCK - DROPSHIPS 1178BSMAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Avanti II 69-65 Cylinder Head Gasket 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $55.33 |
OUT OF STOCK 1178SGMAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Avanti II 69-65 Performance Head Gasket 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $75.96 |
OUT OF STOCK 1178VCMAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Avanti II 69-65 Cylinder Head Gasket 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $60.40 |
SHIPS FROM MANUFACTURER 3432SGMAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Avanti II 69-65 Performance Head Gasket 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $44.54 |
IN STOCK - DROPSHIPS 54052MAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Avanti II 69-65 Cylinder Head Gasket 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $57.52 |
IN STOCK - DROPSHIPS 5746MAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Buick Commercial Chassis 93-92 Cylinder Head Gasket 1980-1981 Chevrolet K20 Cheyenne 1980-1983 Chevrolet K20 Silverado 1980-1986 Chevrolet K20 Scottsdale 1981-1981 Chevrolet K20 Deluxe 1981-1986 Chevrolet K20 Custom $49.41 |