COMP Cams

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 517 seals have a .545" OD and fit applications with 11/32"...

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 516 seals have a .675" OD and fit applications with 5/16" valves...

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 515 seals have a .675" OD and fit applications with 3/8" valves...

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...

COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 513 seals have a .600" outer diameter and fit applications with...

COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 512 seals have a .600" outer diameter and fit applications with...

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 511 seals have a .600" OD and fit LS applications with 8mm...

COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 510 seals have a .600" outer diameter and fit applications with...

COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 505 seals have a .630" outer diameter and fit applications with...

COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 503 seals have a .630" outer diameter and fit applications with...

Typically requiring no machine work, our 502 umbrella seals are a great option for stock guide applications with 11/32" valves needing a seal replacement.Installation InstructionsApplicationsEngines...

Set of 12 O-Ring Valve Seals for Stock Guide Size, 11/32" Valve StemInstallation InstructionsInstallation InstructionsApplicationsEngines with stock/unmodified valve guides and 11/32" Valve StemsC.A...

COMP's Positive Stop PTFE valve seals offer more clearance for dual springs with better sealing than o-ring or umbrella seals. These 500 seals have a .630" outer diameter and fit applications with ...

Hardened and black oxide coated for durability, this flat one-piece guide plate is designed for Pontiac 350-455 and AMC 290-401 engines with 7/16" studs and 5/16" pushrods.Installation...

This adjusting nut replaces the adjusting nut that comes with our adjustable Ultra Pro Magnum rocker arms for GM LS1/LS2/LS6 and LS3.Installation InstructionsInstallation InstructionsC.A.R.B. E.O...