Umbrella Valve Seals 11/32in 100pk

The Umbrella Valve Seals 11/32in 100pk by ALLSTAR PERFORMANCE are essential components for engine builders and mechanics. These seals are designed to prevent oil from entering the combustion chamber through the valve stem guides, making them crucial for maintaining engine performance during rebuilds or maintenance of various engine types.

The umbrella design allows oil to drain back down while effectively sealing the guide bore during the intake stroke. This design helps maintain proper compression and prevents oil contamination in the cylinder head. Manufactured to precise tolerances, these seals ensure a reliable fit and effective sealing across multiple engine builds.

Mechanics and engine builders rely on these seals for top-end gasket sets, cylinder head refreshes, and complete engine overhauls. The 100-pack quantity is ideal for machine shops and fleet maintenance operations, providing ample inventory for various applications. Installation requires careful alignment to avoid pinching or rolling during startup, ensuring optimal performance.