Comp Cams 1.500 OUTER W/DAMPNER Build Better Studio High Sierra 1987 - 1991

High Sierra 1987 - 1991 GMC R2500 Suburban Base 1987 GMC R2500 Suburban High Sierra 1987 - 1989 GMC R2500 Suburban Sierra Classic 1990 GMC R2500 Suburban SLE 1987 - 1991 GMC R3500 Base 1987 - 1989 GMC R3500 Sierra Classic

GX470 & GX460

Special Tools Required

the kit features a 3D printed mounting plate that mounts to the back of your D-Switch switch panel with the original hardware

Comp Cams 1.500 OUTER W/DAMPNER Build Better Studio High Sierra 1987 - 1991Single Outer Valve Spring: 1. 509" O. D., 1. 125" I. D. Single 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