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COMP Cams Valve Seal Viton GM LS1 .313

COMP Cams · New

COMP Cams Valve Seal Viton GM LS1 .313

MPN 511-1 · Store SKU cca511-1

$8.95
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Supplier stock checked 11/8/2026, 4:37:40 AM UTC. Adding a part does not reserve it.

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Product details

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 511 seal has a .600" OD and fits LS applications with 8mm valves and .500" OD guides. 1 Steel Viton Valve Seal for .500" Guide Size, 8mm Valve Stem Viton Valve Seal GM LS1 .313 X .500

Manufacturer fitment & guides

  • Engines w/ 0.500" OD Valve Guides and 8 mm Valve Stems
  • Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.

Part-specific notes

  • California Proposition 65: Y

Manufacturer documents

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