No, it was way before that.

Iirc, it was done at Arrow racing engines.

They basically built it around the MP recommended packages.

Edit: never mind....... looks like Ive asked this question before:

https://board.moparts.org/ubbthreads/ubbthreads.php/topics/2521185/1.html


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