Valve Stem Oil Seal

Manley Performance Valve Stem Seals are engineered to provide a precise, leak-free seal that helps control oil consumption while maintaining proper valve lubrication. Manufactured from premium materials for exceptional durability and heat resistance, they are designed to withstand the demands of high-performance and racing engines.

Part Type

Engine Valve Stem Oil Seal

• A necessity when using NexTek® triple valve springs
• Special design allows clearance inside small I.D. springs
• Spring loaded wiper to remove excess oil

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Reference Information

Valve Stem Seals, Positive Stop, PTFE, 0.375 in. Stem, 0.500 in. Guide, Set of 16

Manley high performance all-PTFE valve stem seals wipe excess oil from the valve stem by means of a unique, spring-loaded wiper assembly, providing maximum valve stem oil control. These seals are a definite must! They stop unwanted oil from reaching and contaminating the cylinder and are available to fit different applications. So, whether you are planning an engine overhaul or a cam change--don't forget the valve stem seals!