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.
PTFE; Seal; Valve Guide; Valve Guide Seal; Valve Stem Seal; Valve Seals; 5/16" Valve Seals; 11/32" Valve Seals; .530" Valve Seal; Umbrella; O-Ring Seals; Viton Seals; 8 mm Seals
Available in a set of 12 under 511-12, available in a set of 16 under 511-16
1 Steel Viton Valve Seal for .500" Guide Size, 8mm Valve Stem
Engines w/ 0.500" OD Valve Guides and 8 mm Valve Stems
1 Steel Viton Seal .500" Guide 8mm Valve
COMP Cams Valve Seal Viton Gm LS1 .313
Engine Valve Stem Oil Seal
Valve Stem Oil Seal
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