COMP Cams Hi-Tech Endurance 1.255 Single Valve Springs w/ Damper (16) - O.D.: 1.255 - I.D.: 0.821 RG20003XS The sensor eliminates any chance

The sensor eliminates any chance of incorrect readings due to interference from debris

No lingering odor

Oldsmobile 3/8"X5/16"The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development

Pyrovatex® Fabric

COMP Cams Hi-Tech Endurance 1.255 Single Valve Springs w/ Damper (16) - O.D.: 1.255 - I.D.: 0.821 RG20003XS The sensor eliminates any chanceSingle Outer Valve Springs from COMP Cams allow you to build the perfect spring assembly for your application. The valve spring creation process is far more involved than most people realize. Selecting the right metal stock and creating the best design is not done by chance. COMP Cams has developed a process that creates the highest quality valve spring available. The result is a product that meets and exceeds the expectations of today's engine