Ensure the equal installed height of all of your valve springs with this 1.500" outer diameter, .030" thick, heat-treated spring shim.
Valve Spring Shim - 1.500" OD, .645" ID .030" Thickness
Shim - 1.500" OD, .645" ID .030" Thick
4745-1 - Spring Shim, .030 X 1.500
COMP Cams Spring Shim .030 X 1.500
Spring Shim, .030 X 1.500
Engine Valve Spring Shim
EngValve Spring Shim
None