Looking for aftermarket parts to modify or upgrade your 1980 Checker Marathon with engine components? At Tunersports.com we carry a huge selection of the top name brand performance engine component parts and accessories for your Marathon.
Whether you have a 1980 Checker Marathon in Base to Deluxe trim we have you covered. With engine components from bearings to valves we have 1,036 Marathon engine component mods available. All parts have free shipping to the Continental US 48 States.
 IN STOCK - LOW Cometic Gasket Head Gaskets C5404-030Cometic Chevrolet Gen-1 Small Block V8 BRODIX BD2000 Heads 4.030in Bore .030in MLS Head Gasket $97.22
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 IN STOCK - LOW Cometic Gasket Valve Cover Gaskets C5537-188Cometic Gasket Gen-1 Chevy SB .188in Fiber Valve Cover Gasket $43.23
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 IN STOCK - LOW Cometic Gasket Thermostat Housing Gaskets C5538-047Cometic Chevrolet Gen-1 Small Block V8 .047in Fiber Thermostat Gasket $22.99
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 IN STOCK - LOW Cometic Gasket Head Gaskets C5272-036Cometic Chevrolet Gen-1 Small Block V8 4.165in Bore .036in MLS Cylinder Head Gasket $99.40
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 IN STOCK - LOW Cometic Gasket Head Gaskets C5272-040Cometic Chevrolet Gen-1 Small Block V8 4.165in Bore .040in MLS Cylinder Head Gasket $99.40
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 IN STOCK - LOW Cometic Gasket Head Gaskets C5215-040Cometic GM Dart/Brodix Small Block V8 .040in / 4.270in Bore / 4.500in Bore Center MLS Head Gasket $101.66
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 IN STOCK - LOW King Engine Bearings Rod Bearings CR807SI001King Chevy LS1 / LS6 / LS3 (Size STD) Silicone Bi-Metal Alum Rod Bearing Set $38.02
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IN STOCK Clevite Con Rod Bearing Set CB663HNCClevite GMC Pass. & Trk. 262/267/302/305/307/327/350/400 Connecting Rod Bearing Set - Tri Armor $36.52
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 IN STOCK - LOW Cometic Gasket Head Gaskets C5400-030Cometic Gasket Chevy Gen1 Small Block V8 .030in. MLS Cylinder Head Gasket - 4.125in. Bore w/ Brodix $97.22
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 IN STOCK King Engine Bearings Performance Rod Bearings CR807XPNKing Chevy LS1 / LS6 / LS3 (Size STD) Performance Rod Bearing Set $92.06
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IN STOCK King Engine Bearings Performance Rod Bearings CR807XPNSTDXKing Chevy LS1 / LS6 / LS3 (Size STDX) Performance Rod Bearing Set $95.57
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 $356.95
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IN STOCK King Engine Bearings Performance Rod Bearings CR807HPNKing Chevy LS1 / LS6 / LS3 (Size STD) Performance Rod Bearing Set $92.06
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 IN STOCK Edelbrock Performer Intake Manifold 2040Edelbrock Manifold Installation Kit Performer Eps SBC 1957-1986 Natural Finish $285.84
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 IN STOCK - LOW Cometic Gasket Head Gaskets C5245-040Cometic Chevy Small Block 4.060 inch Bore .040 inch MLS Headgasket (18 or 23 Deg. Heads) $99.40
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IN STOCK - LOW Cometic Gasket Head Gaskets C5272-036Cometic Chevrolet Gen-1 Small Block V8 4.165in Bore .036in MLS Cylinder Head Gasket $99.40
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IN STOCK - LOW Cometic Gasket Head Gaskets C5404-030Cometic Chevrolet Gen-1 Small Block V8 BRODIX BD2000 Heads 4.030in Bore .030in MLS Head Gasket $97.22
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 IN STOCK - LOW Cometic Gasket Head Gaskets C5249-092Cometic Chevy Small Block 4.200 inch Bore .092 inch MLS-5 Headgasket (w/All Steam Holes) $127.62
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