Crower Valve Stem Oil Seals

As the valves lose their ability to seal the combustion chamber properly, the engine can lose performance and start to burn oil. Eventually leaks from the top of the cylinder head flow into the intake and exhaust manifolds causing further problems. Crower valve stems oil seals are the solution. available in a wide variety of dimensions to accommodate most motor build applications. Made of PTFE and aluminum, these seals will endure the harsh engine environment and offer superior sealing. Sold in sets of 16.