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Looking for aftermarket parts to modify or upgrade your Avanti II 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 PRO1003TCometic Street Pro Kits are geared toward the street rider who is looking to purchase a kit with all necessary gaskets and seals needed for your rebuild.... Cometic Street Pro GM 1967-88 350ci 1970-76 400ci 4.165 Small Block Top End Gasket Kit 1969-1971 Avanti II Base 1973-1974 Avanti II Base 1976-1980 Avanti II Base $262.38 |
 SHIPS FROM MANUFACTURER PRO1007TCometic Street Pro Kits are geared toward the street rider who is looking to purchase a kit with all necessary gaskets and seals needed for your rebuild.... Cometic Street Pro GM 1997-05 5.7L LS Series Gen III 4.100 Small Block Top End Gasket Kit 2001-2004 Avanti II Base $262.38 |
 SHIPS FROM MANUFACTURER PRO1007T-3910-040Cometic Street Pro Kits are geared toward the street rider who is looking to purchase a kit with all necessary gaskets and seals needed for your rebuild.... Cometic GM LS1/LS6 Gen-3 Small Block V8 .040in MLS Street Pro Cylinder Head Gasket 3.910in Bore 2001-2004 Avanti II Base $227.56 |
 IN STOCK - LOW PRO1040BCometic Street Pro Kits are geared toward the street rider who is looking to purchase a kit with all necessary gaskets and seals needed for your rebuild.... Cometic GM LS Gen-3/4 Small Block V8 Bottom End Gasket Kit w/ Flat Mount Cam Plate Bolts 2001-2004 Avanti II Base $181.39 |
 SHIPS FROM MANUFACTURER C5538-047Fully cured nitrile butadiene rubber binder for maximum fluid resistance... Cometic Chevrolet Gen-1 Small Block V8 .047in Fiber Thermostat Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT 1987-1991 Avanti II Base $32.93 |
 SHIPS FROM MANUFACTURER C5168Cometic GM LS1/LS6 Gen-3 Small Block V8 Throttle Body Gasket 2001-2004 Avanti II Base $43.74 |
 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 1980-1985 Avanti II Base 1985-1985 Avanti II GT $37.16 |
 SHIPS FROM MANUFACTURER C5052Cometic Chevrolet 1957-1974 Gen-1 Small Block V8 Timing Cover Gasket Kit - With Thin Front Seal 1965-1974 Avanti II Base $47.31 |
SHIPS FROM MANUFACTURER C5056Cometic 98-11 GM Small Block LS V8 Timing Cover Gasket Set 2001-2004 Avanti II Base $67.91 |
 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 1980-1985 Avanti II Base 1985-1985 Avanti II GT $45.25 |
SHIPS FROM MANUFACTURER C5376Cometic Chevy Gen 1 Small Block V8 Timing Cover Seal Jesel Belt Drive Dual Lip, Wet & Dry Sump 86587 1980-1985 Avanti II Base 1985-1985 Avanti II GT $77.28 |
SHIPS FROM MANUFACTURER C5379Cometic Chevy Gen 1 Small Block V8 Rear Main Seal Dual Lip Wet & Dry Sump 86625 1980-1985 Avanti II Base 1985-1985 Avanti II GT $107.17 |
SHIPS FROM MANUFACTURER C5530Cometic Chevrolet Gen-1 Small Block V8 Timing Cover Gasket Kit - Front Cover - 0.31in 1980-1985 Avanti II Base 1985-1985 Avanti II GT $50.73 |
SHIPS FROM MANUFACTURER CP15280Cometic GM LS Gen. 3/4 Timing Cover Gasket (10 Pack) 2001-2004 Avanti II Base $180.54 |
SHIPS FROM MANUFACTURER CP15282Cometic Chevy Gen-1 Small Block V8 Timing Cover Seal - 10 Pack 1980-1985 Avanti II Base 1985-1985 Avanti II GT $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 1980-1985 Avanti II Base 1985-1985 Avanti II GT $72.05 |
 SHIPS FROM MANUFACTURER PRO1003T-400-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.000in Bore-.040in MLS Cyl Head Gasket 1973-1974 Avanti II Base 1976-1976 Avanti II Base $290.62 |
 SHIPS FROM MANUFACTURER PRO1003T-4020MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.020in Bore-.040in MLS Cyl Head Gasket 1973-1974 Avanti II Base 1976-1976 Avanti II Base $290.62 |
 SHIPS FROM MANUFACTURER PRO1003T-4060-027MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.060in Bore-.027in MLS Cyl Head Gasket 1973-1974 Avanti II Base 1976-1976 Avanti II Base $290.62 |
 SHIPS FROM MANUFACTURER PRO1003T-4060-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.060in Bore-.040in MLS Cyl Head Gasket 1973-1974 Avanti II Base 1976-1976 Avanti II Base $290.62 |
 SHIPS FROM MANUFACTURER PRO1003T-4060-062MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.060in Bore-.062in MLS Cyl Head Gasket 1969-1971 Avanti II Base 1973-1974 Avanti II Base 1976-1980 Avanti II Base $267.04 |
 SHIPS FROM MANUFACTURER PRO1003T-4100-027MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.100in Bore-.027in MLS Cyl Head Gasket 1973-1974 Avanti II Base 1976-1976 Avanti II Base $290.62 |
 SHIPS FROM MANUFACTURER PRO1003T-4100-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy 350 Gen1 Small Block V8 Top End Gasket Kit-4.100in Bore-.040in MLS Cyl Head Gasket 1973-1974 Avanti II Base 1976-1976 Avanti II Base $262.38 |
 SHIPS FROM MANUFACTURER 3256V-16Cometic .287in X.490in X.887inX1.185in 16PK VITON METAL JACKET - HAT STYLE 2001-2004 Avanti II Base $55.26 |
SHIPS FROM MANUFACTURER C15027Cometic GM Gen-3/Gen-4 Small Block V8 LS Fuel Injector O-Ring Kit - Upper and Lower O-Rings 2001-2004 Avanti II Base $56.03 |