Looking for aftermarket parts to modify or upgrade your Avanti II 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 C5014-040MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic GM LS Gen-3/4 Small Block V8 .040in MLX Cylinder Head Gasket - 4.150in Bore 2001-2004 Avanti II Base $131.42 |
SHIPS FROM MANUFACTURER C5014-052MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic GM LS Series V8 4.150in Bore .052in Thick MLX Head Gasket 2001-2004 Avanti II Base $136.39 |
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 1980-1985 Avanti II Base 1985-1985 Avanti II GT $131.42 |
SHIPS FROM MANUFACTURER C5031-044MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen-1 Small Block V8 .044in MLX Cylinder Head Gasket - 4.165in Bores - Round Bore 1980-1985 Avanti II Base 1985-1985 Avanti II GT $136.39 |
SHIPS FROM MANUFACTURER C5031-052MLX Gaskets utilize an integrated "stopper" layer for combustion chamber sealing... Cometic Chevy Gen-1 Small Block V8 .052in MLX Cylinder Head Gasket - 4.165in Bores - Round Bore 1980-1985 Avanti II Base 1985-1985 Avanti II GT $157.01 |
SHIPS FROM MANUFACTURER C5171Cometic 97-05 GM LS1 4.8/5.3/5.7/6.0L Timing Cover Set 2001-2004 Avanti II Base $82.80 |
SHIPS FROM MANUFACTURER C5215-027MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .027in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1980 Avanti II Base $111.56 |
SHIPS FROM MANUFACTURER C5215-030MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .030in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $111.56 |
SHIPS FROM MANUFACTURER C5215-036MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .036in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $111.56 |
SHIPS FROM MANUFACTURER C5215-040MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .040in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $111.56 |
SHIPS FROM MANUFACTURER C5215-044MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .044in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1980 Avanti II Base $115.56 |
SHIPS FROM MANUFACTURER C5215-045MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .045in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $115.56 |
SHIPS FROM MANUFACTURER C5215-051MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .051in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $115.56 |
SHIPS FROM MANUFACTURER C5215-056MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .056in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $141.65 |
SHIPS FROM MANUFACTURER C5215-060MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .060in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $141.65 |
SHIPS FROM MANUFACTURER C5215-066MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .066in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $141.65 |
SHIPS FROM MANUFACTURER C5215-070MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .070in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1980 Avanti II Base $141.65 |
SHIPS FROM MANUFACTURER C5215-075MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .075in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $141.65 |
SHIPS FROM MANUFACTURER C5215-080MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .080in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1980 Avanti II Base $151.57 |
SHIPS FROM MANUFACTURER C5215-120MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic GM Dart/Brodix Small Block V8 .120in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket 1980-1985 Avanti II Base 1985-1985 Avanti II GT $235.73 |
SHIPS FROM MANUFACTURER C5245-023MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Small Block 4.060 inch Bore .023 inch MLS Head Gasket (18 or 23 Deg. Heads) 1980-1985 Avanti II Base 1985-1985 Avanti II GT $109.30 |
SHIPS FROM MANUFACTURER C5245-027MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Small Block 4.060 inch Bore .027 inch MLS Head Gasket (18 or 23 Deg. Heads) 1980-1985 Avanti II Base 1985-1985 Avanti II GT $109.30 |
SHIPS FROM MANUFACTURER C5245-030MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Small Block 4.060 inch Bore .030 inch MLS Head Gasket (18 or 23 Deg. Heads) 1980-1985 Avanti II Base 1985-1985 Avanti II GT $109.30 |
SHIPS FROM MANUFACTURER C5245-032MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Small Block 4.060 inch Bore .032 inch MLS Head Gasket (18 or 23 Deg. Heads) 1980-1985 Avanti II Base 1985-1985 Avanti II GT $109.30 |
SHIPS FROM MANUFACTURER C5245-034MLS Gaskets are comprised of multiple embossed layers of both AMP (Advanced Multi-Polymer Coating) and uncoated stainless steel... Cometic Chevy Small Block 4.060 inch Bore .034 inch MLS Head Gasket (18 or 23 Deg. Heads) 1980-1985 Avanti II Base 1985-1985 Avanti II GT $109.30 |