GM corporate metric/NorthStar to Chevy adapter:
I haven't verified the Northstar bolt yet. I created this template to waterjet a 5/8" aluminum adapter for my K2500 3800 swap, tapped and countersunk holes myself. Holes are sized for the threaded fasteners used, Chevy dowel pins are McMaster P/N 91259A792
I haven't verified the Northstar bolt yet. I created this template to waterjet a 5/8" aluminum adapter for my K2500 3800 swap, tapped and countersunk holes myself. Holes are sized for the threaded fasteners used, Chevy dowel pins are McMaster P/N 91259A792