Looking for aftermarket parts to modify or upgrade your 1981 GMC K3500 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 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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 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 K3500 Sierra Classic $33.96 |
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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 Base / High Sierra / Sierra Classic $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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 Base / High Sierra / Sierra Classic $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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 Base / High Sierra / Sierra Classic $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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 Base / High Sierra / Sierra Classic $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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 Base / High Sierra / Sierra Classic $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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 Base / High Sierra / Sierra Classic $107.12 |
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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 Base / High Sierra / Sierra Classic $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 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 Base / High Sierra / Sierra Classic $191.42 |
SHIPS FROM MANUFACTURER PRO1005T-4000-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 366 Mark-IV Big Block V8 Top End Gasket Kit-4.000in Bore-.040in MLS Cyl Head Gasket 1979-1985 GMC K3500 Base $369.45 |
SHIPS FROM MANUFACTURER PRO1005T-4300-051MLS 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 Top End Gasket Kit-4.300in Bore-.051in MLS Cylinder Head Gasket 1979-1985 GMC K3500 Base $369.45 |
SHIPS FROM MANUFACTURER PRO1005T-4375-027MLS 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 Top End Gasket Kit-4.375in Bore-.027in MLS Cylinder Head Gasket 1979-1985 GMC K3500 Base $369.45 |
SHIPS FROM MANUFACTURER PRO1005T-4375-051MLS 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 Top End Gasket Kit-4.375in Bore-.051in MLS Cylinder Head Gasket 1979-1985 GMC K3500 Base $227.56 |
SHIPS FROM MANUFACTURER PRO1005T-4560-040MLS 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 Top End Gasket Kit-4.560in Bore-.040in MLS Cylinder Head Gasket 1979-1985 GMC K3500 Base $369.45 |
SHIPS FROM MANUFACTURER PRO1005T-4610-040MLS 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 Top End Gasket Kit-4.610in Bore-.040in MLS Cylinder Head Gasket 1979-1985 GMC K3500 Base $369.45 |
SHIPS FROM MANUFACTURER PRO1005T-4630-045MLS 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 Top End Gasket Kit-4.630in Bore-.045in MLS Cylinder Head Gasket 1979-1985 GMC K3500 Base $369.45 |
SHIPS FROM MANUFACTURER PRO1005T-4630-051MLS 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 Top End Gasket Kit-4.630in Bore-.051in MLS Cylinder Head Gasket 1979-1985 GMC K3500 Base $369.45 |

IN STOCK - DROPSHIPS HS3902VCMAHLE(R) gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.... MAHLE Original Chevrolet C10 80 Head Set 1980-1982 GMC K3500 Sierra Grande 1980-1986 GMC K3500 Base / High Sierra / Sierra Classic $132.74 |