COMP Cams Valve Seals 11/32in O Ring - 501-16

Fits: 11/32" Valve Stems / OE-Size Valve Guides (.400" Outer Diameter). Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guides. Use standard o-ring...

COMP Cams Valve Seals 11/32in O Ring - 501-12

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 Seal 11/32in O Ring - 501-1

Fits: 11/32" Valve Stems - OE-Size Valve Guides (.400" Outer Diameter)Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guidesUse standard o-ring Seal...

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

Fits: 5/16" Valve Stems - .530" Guides (.630" Outer Diameter)Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guidesSmaller diameter than COMP...

COMP Cams Valve Seal 5/16in PTFE - 500-1

Fits: 5/16" Valve Stems - .530" Guides (.630" Outer Diameter)Valves Seals keep unwanted oil from entering the combustion chamber through clearance in the valve guidesSmaller diameter than COMP...