Cometic Pontiac 350/400/428/455 V8 .188in Fiber Valve Cover Gasket Set - C15299

The Cometic Pontiac 350/400/428/455 V8 .188in Fiber Valve Cover Gasket Set - C15299 is a precision-engineered valve cover gasket with a compressed thickness of .188".

Cometic Fiber valve cover gaskets replace the failure-prone OEM cork or foam gaskets with a durable, performance-grade seal. Featuring Fiber construction, this gasket uses a high-performance composite material with excellent sealability across a range of surface finishes and clamp loads. These gaskets resist oil leaks under sustained high engine temperatures and are designed for repeated removal and reinstallation without loss of sealing performance.

• Material: Fiber
• Thickness: .188" compressed
• Part Number: C15299

Verified fitment: Buick LeSabre (1975); Oldsmobile 88 (1975); Oldsmobile 98 (1975); Oldsmobile Custom Cruiser (1975); Pontiac Bonneville (1959–1978); Pontiac Catalina (1959–1978); Pontiac Executive (1967–1970); Pontiac Firebird (1967–1979); and 10 more.