COMP Cams 504-1 - Valve Seal 3/8in UmBRella

COMP Cams 504-1 - Valve Seal 3/8in UmBRella

1 Umbrella Valve Seal for Stock Guide Size, 3/8" Valve Stem

Typically requiring no machine work, our 504 umbrella seal is a great option for stock guide applications with 3/8" valves needing a seal replacement.

• Fits: 3/8" Valve Stems - OE-Size Valve Guides (.900" Outer Diameter)
• Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guides
• Normally used when a larger-than-stock diameter spring is used
• Requires no machining.
  Seal Outer Diameter: 0.9

  Valve Guide Outer Diameter: Stock

  Valve Seal Type: Umbrella

  Valve Stem Outer Diameter: 3/8

  Amazon ASIN: B001R9H7ZE

  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