

SKU: SKU: CGSC5975-2
The Cometic Chevrolet Mark-IV - GM Gen-V/VI Big Block V8 .188in Molded Rubber Valve Cover Gasket Set - C5975-2 is a precision-engineered valve cover gasket with a compressed thickness of .188".
Cometic Rubber valve cover gaskets replace the failure-prone OEM cork or foam gaskets with a durable, performance-grade seal. Featuring Rubber construction, this gasket uses a flexible elastomeric compound engineered for leak-free sealing in low-pressure applications. These gaskets resist oil leaks under sustained high engine temperatures and are designed for repeated removal and reinstallation without loss of sealing performance.
Verified fitment: Chevrolet Bel Air (1965–1975); Chevrolet Biscayne (1965–1972); Chevrolet Blazer (1973–1974); Chevrolet Brookwood (1969–1972); Chevrolet C10 (1968–1980); Chevrolet C10 Suburban (1968–1980); Chevrolet C1500 (1990–1993); Chevrolet C20 (1968–1986); and 62 more.
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