Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 514 seals have a .625" OD and fit applications with 3/8" valves and .500" OD guides.
Available individually under 514-1, in a set of 8 under 514-8, in a set of 16 under 514-16
Engines w/ 0.500" OD Valve Guides and 3/8" Valve Stems
