PAC Racing Springs Spring Shims - 1.250 OD .020 Thick PAC-S190-16

PAC Racing Valve Spring Shims – 1.500 in. OD – 0.645 in. ID PAC S193-16

PAC Racing Springs Spring Shims - 1.250 OD .015 Thick PAC-S191-16

COMP Cams Valve Spring Shims 1.250 OD 0.030 Thick Set of 16

HP Valve Spring Shims 1.250" x 0.812" x .060" Some Chevy Cadillac 4, 6, & 8 Cyl

Spring Shims - 1.250 OD .020 Thick

HP Valve Spring Shim Kit 1.250" x 0.812" Some Chevy Cadillac 4, 6, & 8 Cylinders

HP Valve Spring Shims 1.250" x 0.812" x .030" Some Chevy Cadillac 4, 6, & 8 Cyl