Cometic C9166 Valve Stem Oil Seals for Harley-Davidson Twin Cam Engines

The Cometic C9166 valve stem oil seals are precision-engineered replacement seals designed specifically for Harley-Davidson Twin Cam engines. These high-quality seals provide a critical barrier between the valve guide and valve stem, preventing excess oil from entering the combustion chamber while maintaining proper lubrication of the valve train components.

Key Features:

• Application-specific design for Harley-Davidson Twin Cam applications
• Premium seal material construction resists heat, oil degradation, and wear
• Prevents excessive oil consumption and blue smoke from exhaust
• Maintains proper valve stem lubrication for extended valve train life
• Precision tolerances ensure proper fit and sealing performance
• Direct replacement for OEM valve stem seals

Cometic Gasket is a leading manufacturer of high-performance gaskets and seals, known for their precision manufacturing and quality materials. These valve stem seals are essential components during valve train service, cylinder head rebuilds, or when addressing oil consumption issues. Sold as a set to service your engine's valve train.