Enginetech Valve Stem Oil Seal Pack for Buick, Oldsmobile, Pontiac - Part S2509-20 Engine Balance Shaft Belt providing precise valve timing to

providing precise valve timing to boost engine responsiveness and power output

2CS-A Part Number: HO2

and E-350 series

Part Numbers: WP112-2080

Enginetech Valve Stem Oil Seal Pack for Buick, Oldsmobile, Pontiac - Part S2509-20 Engine Balance Shaft Belt providing precise valve timing toEngine Valve Stem Oil Seal 20 Pack The Enginetech S2509 20 Valve Stem Oil Seal pack is designed for reliable sealing in a variety of 1980s and 1990s Buick, Oldsmobile, and Pontiac engines. Crafted from high quality Viton material, this seal offers excellent resistance to heat, oil, and chemicals, ensuring optimal engine performance and longevity. The positive metal clad seal design provides a secure fit, reducing oil leaks and maintaining proper valve