Kits are also available.
Comp cams Spring Shims 0.015" Thickness 1.640" O.D. 0.635" I.D. 4740-16
Comp cams Spring Shims 0.030" Thickness 1.250" O.D. 0.814" I.D. 4742-16
Comp cams Spring Shims 0.030" Thickness 1.500" O.D. 0.645" I.D. 4745-16
Comp cams Spring Shims 0.060" Thickness 1.640" O.D. 0.650" I.D. 4752-16
Comp cams Spring Shims 0.060” Thickness 1.300 O.D. 0.520” I.D. 4788-16
Comp cams Spring Shims 0.030” Thickness 1.300 O.D. 0.520” I.D. 4763-16
