1 PTFE Valve Seal For .530" Guide Size 5/16" Valve Stem

Attributes GTIN: 00036584140412 Brand Name: COMP Cams Seal Outer Diameter: 0.63 Valve Guide Outer Diameter: 0.53 Valve Seal Type: Positive Stop PTFE Valve Stem Outer Diameter: 5/16 Amazon ASIN: B001R9BSTU C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle. C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle. C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle. C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle. C.A.R.B. Exempt for On-Road Vehicles?: Yes C.A.R.B. Exemption Reason: No impact on pollution output of vehicle. C.A.R.B. E.O. Number: N/A Extended Information