Comp Cams 1.250 O.D. Spring Shims .814 I.D. .030 Thickness 4742-16

Comp Cams 1.500 O.D. Spring Shims .645 I.D. .030 Thickness 4745-16Valve Spring Shim - 0.030 in Thick - 1.500 in OD - Steel - Set of 16

Comp Cams 1.437 O.D. Spring Shims .645 I.D. .030 Thickness 4743-16Valve Spring Shim - 0.030 in Thick - 1.437 in OD - Steel - Set of 16

Comp Cams 1.640 O.D. Spring Shims .635 I.D. .030 Thickness 4746-16Valve Spring Shim - 0.030 in Thick - 1.640 in OD - Steel - Set of 16

Comp Cams 1.480 O.D. Spring Shims .765 I.D. .030 Thickness 4744-16Valve Spring Shim - 0.030 in Thick - 1.480 in OD - Steel - Set of 16