This assembly is used with the Enderle front cover to drive the fuel pump off the camshaft.

Includes drive spud, bolts, thrust bearing, shims and instructions.

Fits big or small block Chevy.

Please specify the style below. This refers to the locating diameter on the back of the hex drive hub that engages with the cam gear. A regular Chevy cam gear and most other cam gears utilize the .875" diameter locating diameter. A Pete Jackson gear drive has a .750" diameter locating hole.