Product details:

Fel-Pro Performance Gaskets keep engines sealed under the most grueling racing conditions, from stock car racing to drag racing to off-road.Rigid core, molded silicone rubber gaskets provide for ease of installation
Reusable for situations such as setting valve lash
Features high-tech silicone for long life, solid steel core for strength and stainless steel compression limiters
Engineered for the sealing repair environment
Unsurpassed quality you can trust