Engine Valve Stem Oil Seals

Valve Seals, Positive Stop, Viton® Fluoroelastomer, 8mm Stem, 0.500 in. Guide, Set of 16, LS1 hat style with single spring locator

Part Number: SME-143008

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Monday 9/29/2025

Valve Stem Seals, Viton®, Positive Stop, .530 in. Guide, 11/32 in. Valve Stem, R-Series Heads, Set of 16

Part Number: TFS-52400454

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/29/2025

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 9/29/2025

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 9/29/2025

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 9/29/2025

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 9/29/2025