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🇨🇦 Proudly Canadian! All orders ship from Canada. No Tariffs. No hidden fees. No surprises.


SKU: SKU: CGSC5538-047
The Cometic Chevrolet Gen-1 Small Block V8 .047in Fiber Thermostat Gasket - C5538-047 is a precision-engineered gasket kit with a compressed thickness of .047".
This Cometic complete gasket kit delivers a comprehensive, precision-matched set of seals and gaskets engineered to OE or better specifications. Each component is manufactured from materials specifically chosen for their temperature range, chemical resistance, and compressibility — ensuring every sealing surface in your engine is properly protected during rebuild or performance upgrades.
Verified fitment: Buick Century (1977–1981); Buick Commercial Chassis (1991–1993); Buick LeSabre (1978, 1982); Buick Regal (1977–1981, 1986–1987); Buick Roadmaster (1991–1993); Buick Skylark (1977–1979); Chevrolet Bel Air (1955–1975); Chevrolet Biscayne (1958–1972); and 78 more.
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