NOK 49442344 Valve Stem Seal

The NOK 49442344 is a precision-engineered valve stem seal designed to prevent oil from entering the combustion chamber through the valve guide. This component creates a critical seal between the valve stem and valve guide, ensuring proper engine performance and preventing excessive oil consumption.

Key Features:

• Manufactured by NOK, a leading global supplier of oil seals and precision automotive components
• High-temperature resistant elastomer material withstands extreme engine conditions
• Precision-molded design ensures proper fit and reliable sealing performance
• Prevents oil leakage into the combustion chamber, reducing emissions and oil consumption
• Critical component for maintaining optimal compression and engine efficiency

Valve stem seals are essential maintenance components that should be replaced during valve train service or cylinder head rebuilds. Worn or damaged valve stem seals can lead to excessive oil consumption, blue exhaust smoke, and fouled spark plugs.