COMP Cams Valve Seals 11/32in O Ring - 501-8

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 11/32in PTFE - 503-16

Fits: 11/32" 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 11/32in PTFE - 503-8

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 11/32in PTFE W/.50 - 510-12

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 11/32in PTFE W/.50 - 510-16

Fits: 11/32" Valve Stems - .500" Guides (.600" Seal Diameter)Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guidesSmaller diameter than COMP...

COMP Cams Valve Seals 11/32in Stem - 506-16

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 11/32in UmBRella - 502-12

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 11/32in UmBRella - 502-16

Fits: 11/32" Valve Stems - OE-Size Valve Guides (.750" 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 3/8 Viton Metal Body - 521-12

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 521 seals have a .545" OD and fit applications with 3/8" valves...

COMP Cams Valve Seals 3/8 Viton Metal Body - 521-16

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 521 seals have a .545" OD and fit applications with 3/8" valves...

COMP Cams Valve Seals 3/8 Viton Metal Body - 521-8

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 521 seals have a .545" OD and fit applications with 3/8" valves...

COMP Cams Valve Seals 3/8 Viton Metal Body - 522-12

Providing the best sealing properties and spring clearance, viton valve seals are an excellent choice in performance applications. The 522 seals have a .575" OD and fit applications with 3/8" valves...