Engine Valve Stem Oil Seals

Valve Stem Seals, Viton® Fluoroelastomer, Positive Stop, 8mm Valve Stem, for Trick Flow® LS1 Heads, Set of 8

Part Number: TFS-30600455

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 1/12/2026

Valve Seals, Positive Stop, Viton®, 0.315 in. Stem, 0.494 in. Guide, Ford, TFS Heads, Set of 8

Part Number: TFS-52900454

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Valve Stem Seals, Viton® Fluoroelastomer, Positive Stop, .500 in. Guide, 11/32 in. Valve Stem, Set of 8

Part Number: TFS-54500455-8

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 1/12/2026

Valve Seals, Positive Stop, Viton®, .500 in. Guide Diameter, Ford, TFS R-Series Heads, Set of 8

Part Number: TFS-54500454-8

Not Yet Reviewed

Estimated Ship Date: Monday 1/12/2026

Valve Stem Seals, Viton®, Positive Stop, 0.493 in. Guide, 7mm Valve Stem, Set of 8

Part Number: TFS-51900454

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 1/12/2026