Valve Stem Seals; Posi-Stop 8mm .500
8mm .500 Posi-Stop Valve Stem Seals These high quality valve seals offer a small outside diameter for greater spring clearance. A must for triple springs. Fluoro elastomer hi-temp material. Rigid chimney, metal-clad.
8mm .500 Posi-Stop Valve Stem Seals These high quality valve seals offer a small outside diameter for greater spring clearance. A must for triple springs. Fluoro elastomer hi-temp material. Rigid chimney, metal-clad.