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
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.
Available in a set of 12 under 504-12, available in a set of 16 under 504-16
Engines w/ Stock/Unmodified valve guides and 3/8" Valve Stems
1 Umbrella Valve Seal for Stock Guide Size, 3/8" Valve Stem
1 Umbrella Seal Stock Guide, 3/8" Valve
COMP Cams Valve Seal 3/8in UmBRella
Engine Valve Stem Oil Seal
Valve Stem Oil Seal
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