Competition Cams 505-16 3/8" Valve Stem Diameter Positive Stop Valve Stem Oil Seal Review
  • 9 years ago
Competition Cams 505-16 3/8" Valve Stem Diameter Positive Stop Valve Stem Oil Seal Reviewhttp://tinyurl.com/nobwj3m Competition Cams 505-16 3/8" Valve Stem Diameter Positive Stop Valve Stem Oil Seal Work with .530 inch guides and 3/8 inch valve stem diameterValve stem oil seals keep unwanted oil from entering the combustion chamberSeveral different types of valve seals are offered