Cometic GM Small Block 18/23 Degree V8 NBR Steel Spline Valve Cover Gasket - C5973

The Cometic GM Small Block 18/23 Degree V8 NBR Steel Spline Valve Cover Gasket - C5973 is a precision-engineered valve cover gasket.

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.

• Material: Rubber
• Part Number: C5973

Verified fitment: Buick Apollo (1973–1975); Buick Skylark (1968–1971); Buick Special (1968–1969); Chevrolet Bel Air (1963–1973); Chevrolet Biscayne (1963–1972); Chevrolet Blazer (1969–1974); Chevrolet Brookwood (1969–1972); Chevrolet C10 (1963–1984); and 54 more.