For .500″ (12.7mm) OD guides and 5/16″ (7.94nn) valve stems. With Viton heat resistant rubber valve guide seals with built-in spring-loaded wiper.
For .500″ (12.7mm) OD guides and 5/16″ (7.94nn) valve stems. With Viton heat resistant rubber valve guide seals with built-in spring-loaded wiper.