View our Specials! Coupon Code: SaveIn2026
Looking for aftermarket parts to modify or upgrade your Chevrolet K5 Blazer with head gaskets? At Tunersports.com we carry a huge selection of the top name brand performance head gasket parts and accessories.
 IN STOCK - LOW C15191Cometic GM/Ford/Chrysler Aluminum Carrier With Rubber Insert Water Outlet Gasket - 2 Bolt 1980-1980 Chevrolet K5 Blazer Cheyenne / Custom Deluxe 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom 1984-1984 Chevrolet K5 Blazer Scottsdale $47.93 CLEARANCE VIEW PRICE IN CART |
 SHIPS FROM MANUFACTURER C15228A chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core... Cometic GM 8.875in .060in AFM Differential Cover Gasket - 12 Bolt - Passenger Car 1975-1975 Chevrolet K5 Blazer Custom Deluxe 1975-1980 Chevrolet K5 Blazer Cheyenne 1976-1976 Chevrolet K5 Blazer Base 1977-1980 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado 1980-1981 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Custom / Deluxe $41.01 |
 SHIPS FROM MANUFACTURER C15228FCFully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic GM 8.875in .060in Fiber Differential Cover Gasket - 12 Bolt - Passenger Car 1975-1975 Chevrolet K5 Blazer Custom Deluxe 1975-1980 Chevrolet K5 Blazer Cheyenne 1976-1976 Chevrolet K5 Blazer Base 1977-1980 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado 1980-1981 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Custom / Deluxe $43.09 |
 SHIPS FROM MANUFACTURER C15231A chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core... Cometic GM 8.5in 1/2 & 3/4 Ton .032in AFM Differential Cover Gasket - 10 Bolt 1977-1980 Chevrolet K5 Blazer Cheyenne / Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom 1984-1984 Chevrolet K5 Blazer Scottsdale $37.73 |
 SHIPS FROM MANUFACTURER C15232A chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core... Cometic GM 8.5in .060in AFM Differential Cover Gasket - 10 Bolt 1980-1980 Chevrolet K5 Blazer Cheyenne / Custom Deluxe 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom 1984-1984 Chevrolet K5 Blazer Scottsdale $40.52 |
 SHIPS FROM MANUFACTURER C15232FCFully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic GM 8.5in .060in Fiber Differential Cover Gasket - 10 Bolt 1980-1980 Chevrolet K5 Blazer Cheyenne / Custom Deluxe 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom 1984-1984 Chevrolet K5 Blazer Scottsdale $43.09 |
 SHIPS FROM MANUFACTURER C15233A chemically blown, compounded nitrile synthetic rubber bonded to an aluminum core... Cometic GM 9.5in 1/2 & 3/4 Ton .060in AFM Differential Cover Gasket - 14 Bolt 1982-1986 Chevrolet K5 Blazer Custom / Silverado 1984-1984 Chevrolet K5 Blazer Scottsdale $43.76 |
 SHIPS FROM MANUFACTURER C15270-051MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Mark-IV BB V8 .051in MLS Cyl Head Gasket-4.620in Bore 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $115.56 |
 SHIPS FROM MANUFACTURER C15397-041MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Brodix 8B 5000/8B 5025 Pro Stock .041in MLS Cylinder Head Gasket - 4.700in Bore 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $144.60 |
 SHIPS FROM MANUFACTURER C15397-052MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Brodix 8B 5000/8B 5025 Pro Stock .052in MLS Cylinder Head Gasket - 4.700in Bore 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $141.13 |
 SHIPS FROM MANUFACTURER C15398-041MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Brodix 8B 5000/8B 5025 Pro Stock .041in MLS Cylinder Head Gasket - 4.760in Bore 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $144.60 |
 SHIPS FROM MANUFACTURER C15398-052MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Brodix 8B 5000/8B 5025 Pro Stock .052in MLS Cylinder Head Gasket - 4.760in Bore 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $141.13 |
 SHIPS FROM MANUFACTURER C15399-041MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Brodix 8B 5000/8B 5025 Pro Stock .041in MLS Cylinder Head Gasket - 4.795in Bore 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $144.60 |
 SHIPS FROM MANUFACTURER C15411-043Copper Head Gasket... Cometic Chevy Small Block 4.165in Bore 0.043in Copper Head Gasket (No Steam Holes) 1980-1980 Chevrolet K5 Blazer Cheyenne / Custom Deluxe 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom 1984-1984 Chevrolet K5 Blazer Scottsdale $133.74 |
 SHIPS FROM MANUFACTURER C15412-043Copper Head Gasket... Cometic GM SB 18/23 Deg 4.200in Bore 0.043in Copper Head Gasket (No Steam Holes) 1980-1980 Chevrolet K5 Blazer Cheyenne / Custom Deluxe 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom 1984-1984 Chevrolet K5 Blazer Scottsdale $133.74 |
 SHIPS FROM MANUFACTURER C15413-043Copper Head Gasket... Cometic Chevy Big Block 4.320in Bore 0.043in Copper Round Bore Head Gasket 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $141.78 |
 SHIPS FROM MANUFACTURER C15414-043Copper Head Gasket... Cometic Chevy Big Block 4.530in Bore 0.043in Copper Head Gasket 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $141.78 |
 SHIPS FROM MANUFACTURER C15415-043Copper Head Gasket... Cometic Chevy Big Block 4.630in Bore 0.043in Copper Head Gasket 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $141.78 |
 SHIPS FROM MANUFACTURER C15513-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Mark-IV Big Block V8 .040in MLS Cylinder Head Gasket - 4.580in Bores 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $118.97 |
 SHIPS FROM MANUFACTURER C15516-060MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Mark-IV Big Block V8 .060in MLS Cylinder Head Gasket - 4.350in Bores 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $150.72 |
 SHIPS FROM MANUFACTURER C15529-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Mark-IV Big Block V8 .040in MLS Cylinder Head Gasket - 4.500in Bores 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $118.97 |
 SHIPS FROM MANUFACTURER C15561-040MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevrolet Mark-IV Big Block V8 115.82mm Bore .040in MLX Cylinder Head Gasket 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $144.80 |
 SHIPS FROM MANUFACTURER C15680-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Mark-IV GM Gen-V/VI Big Block V8 .040in MLS Cyl Head Gasket-4.680in Bore-Round Bore 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $118.98 |
 SHIPS FROM MANUFACTURER C5031-040MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic GM SBC V8 4.165in Bore .040 Thick MLX Head Gasket 1980-1980 Chevrolet K5 Blazer Cheyenne / Custom Deluxe 1980-1986 Chevrolet K5 Blazer Silverado 1981-1981 Chevrolet K5 Blazer Deluxe 1981-1986 Chevrolet K5 Blazer Custom 1984-1984 Chevrolet K5 Blazer Scottsdale $131.42 |
 SHIPS FROM MANUFACTURER C5036-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevrolet Mark-IV Big Block V8 .040in MLS Cylinder Head Gasket - 4.570in Bore 1976-1976 Chevrolet K5 Blazer Base 1976-1978 Chevrolet K5 Blazer Cheyenne 1977-1978 Chevrolet K5 Blazer Custom Deluxe 1978-1978 Chevrolet K5 Blazer Silverado $118.97 |