Casale Hemi/Big block Chevy thrust shim and bearing kit. This kit allows the racer to set the cam thrust off the front of their gear drive when using a .375" or 7/16" fuel pump drive hub with a .750" register.
Kit includes a high quality needle thrust bearing .078" thick, two heat treated .031" shims and a shim kit that has two .005", two .10", two .015", two .020" and two .031" shims. Shims are 1.125" O.D. x .760" I.D.