COMP Cams Valve Seals 3/8in PTFE - 505-16

Fits: 3/8" Valve Stems - .530" Guides (.630" Seal Diameter). Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guides. Smaller diameter than COMP...

COMP Cams Valve Seals 3/8in PTFE W/.500 - 512-16

Fits: 3/8" Valve Stems - .500" Guides (.600" Seal Diameter). Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guides. Smaller diameter than COMP...

COMP Cams Valve Seals 3/8in PTFE W/.500in - 512-12

COMP Cams offers a complete line of valve stem Seals, from the stock GM "O-Ring" to the positive-stop PTFE Seal. These Seals are a must to keep unwanted oil from entering the combustion chamber...

COMP Cams Valve Seals 3/8in UmBRella - 504-12

COMP Cams offers a complete line of valve stem Seals, from the stock GM "O-Ring" to the positive-stop PTFE Seal. These Seals are a must to keep unwanted oil from entering the combustion chamber...

COMP Cams Valve Seals 3/8in UmBRella - 504-16

Fits: 3/8" Valve Stems - OE-Size Valve Guides (.900" Outer Diameter). Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guides. Normally used when a...

COMP Cams Valve Seals 5/16 Viton Metal Body - 519-12

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 516 seals have a .545" OD and fit applications with 5/16" valves...

COMP Cams Valve Seals 5/16 Viton Metal Body - 519-16

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 516 seals have a .545" OD and fit applications with 5/16" valves...

COMP Cams Valve Seals 5/16 Viton Metal Body - 519-8

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 516 seals have a .545" OD and fit applications with 5/16" valves...

COMP Cams Valve Seals 5/16 Viton Metal Body - 520-12

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 520 seals have a .575" OD and fit applications with 5/16" valves...

COMP Cams Valve Seals 5/16 Viton Metal Body - 520-16

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 520 seals have a .575" OD and fit applications with 5/16" valves...

COMP Cams Valve Seals 5/16 Viton Metal Body - 520-8

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 520 seals have a .575" OD and fit applications with 5/16" valves...

COMP Cams Valve Seals 5/16in PTFE - 500-12

COMP Cams offers a complete line of valve stem Seals, from the stock GM "O-Ring" to the positive-stop PTFE Seal. These Seals are a must to keep unwanted oil from entering the combustion chamber...