Originally Posted by J_BODY
Any idea why the diff lengths? Guess I got to assume some aftermarket race blocks use that???

Did you cut the oil filter open?


There are three length shafts to accommodate the different pumps.
The shortest shaft goes with a stock style pump.
The middle length is used with the Milodon 21815 pump.
The long shaft is used when you’re running the sandwich plate between the pump and the block.

68 Satellite, 383 with stock 906’s, 3550lbs, 11.18@123
Dealer for Comp Cams/Indy Heads