Our LS valve stem seals are designed for stock powdered metal and bronze guides.

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COMP Cams Valve Seal, O-Ring, Stock Guide Size, 11/32 in. Valve Stem, Set of 16

COMP Cams Valve Seal, O-Ring, Stock Guide Size, 11/32 in. Valve Stem, Set of 16

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COMP Cams Valve Seal, PTFE, .500 in. Guide Size, 3/8 in. Valve Stem, Set of 12

COMP Cams Valve Seal, PTFE, .500 in. Guide Size, 3/8 in. Valve Stem, Set of 12

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COMP Cams Valve Seal, O-Ring, Stock Guide Size, 11/32 in. Valve Stem, Each

COMP Cams Valve Seal, O-Ring, Stock Guide Size, 11/32 in. Valve Stem, Each

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COMP Cams Valve Seal, Metal Body Viton, .500 in. Guide Size, 5/16 in. Valve Stem, Each

COMP Cams Valve Seal, Metal Body Viton, .500 in. Guide Size, 5/16 in. Valve Stem, Each

$2.64

CROWCAMS Stem Seal, Top Hat, LS Viton Int, 200pc

CROWCAMS Stem Seal, Top Hat, LS Viton Int, 200pc

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COMP Cams Valve Seal, Metal Body Viton, .530 in. Guide Size, 11/32 in. Valve Stem, Set of 8

COMP Cams Valve Seal, Metal Body Viton, .530 in. Guide Size, 11/32 in. Valve Stem, Set of 8

$20.94