Looking for aftermarket parts to modify or upgrade your GMC K2500 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 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 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $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 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $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 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $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 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $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 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $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 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $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 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $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 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $121.11 |
SHIPS FROM MANUFACTURER C5740-120MLS 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 - 4.120in Bore 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $224.47 |
SHIPS FROM MANUFACTURER C5741-030MLS 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 - 4.155in Bore 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $121.11 |
SHIPS FROM MANUFACTURER C5741-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 229/262 V6 4.3L 4.155in .040in MLS Head Gasket 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $121.11 |
SHIPS FROM MANUFACTURER C5741-045MLS 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 - 4.155in Bore 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $121.11 |
SHIPS FROM MANUFACTURER C5741-051MLS 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 - 4.155in Bore 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $121.11 |
SHIPS FROM MANUFACTURER C5741-060MLS 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 - 4.155in Bore 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $150.19 |
SHIPS FROM MANUFACTURER C5741-075MLS 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 .075in MLS Cylinder Head Gasket - 4.155in Bore 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $150.19 |
SHIPS FROM MANUFACTURER C5741-080MLS 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 - 4.155in Bore 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $160.39 |
SHIPS FROM MANUFACTURER C5741-140MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 229/262 V6 4.3L 4.155in .140in MLS Head Gasket 1985-1985 GMC K2500 Base / High Sierra / Sierra Classic 1988-1993 GMC K2500 Sierra / Sierra SLX 1988-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL $150.19 |
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 K2500 Sierra Grande 1980-1986 GMC K2500 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 K2500 Sierra Grande 1980-1986 GMC K2500 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 K2500 Sierra Grande 1980-1986 GMC K2500 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 K2500 Sierra Grande 1980-1986 GMC K2500 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 K2500 Sierra Grande 1980-1986 GMC K2500 Base / High Sierra / Sierra Classic $136.39 |
SHIPS FROM MANUFACTURER C5817-027MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Gen-V/VI Big Block V8 .027in MLS Cylinder Head Gasket - 4.320in Bore 1991-1993 GMC K2500 Sierra / Sierra SLX 1991-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL / Sierra SLT $118.97 |
SHIPS FROM MANUFACTURER C5817-030MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Gen-V/VI Big Block V8 .030in MLS Cylinder Head Gasket - 4.320in Bore 1991-1993 GMC K2500 Sierra / Sierra SLX 1991-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL / Sierra SLT $118.97 |
SHIPS FROM MANUFACTURER C5817-036MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Gen-V/VI Big Block V8 .036in MLS Cylinder Head Gasket - 4.320in Bore 1991-1993 GMC K2500 Sierra / Sierra SLX 1991-1995 GMC K2500 Sierra SLE 1994-1995 GMC K2500 Sierra SL / Sierra SLT $118.97 |