Valve Steam Seal Kit 11340029751

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A valve stem seal is a crucial component in a car's engine that serves the purpose of sealing the gap between the valve stem and the valve guide. It plays a vital role in preventing oil from entering the combustion chamber while ensuring optimal lubrication of the valve stem.

In an internal combustion engine, the valve stem seal acts as a barrier that prevents oil from leaking past the valve stem into the combustion chamber. It is designed to create a tight seal around the valve stem, preventing oil from being drawn into the engine and ultimately burning with the fuel mixture. This seal is essential for maintaining proper engine performance as excessive oil consumption can lead to fouled spark plugs, reduced fuel efficiency, and increased emissions. By effectively sealing off the valve stem, the valve stem seal ensures that only the necessary air and fuel mixture enters the combustion chamber, promoting efficient combustion and maximizing engine power.