Re: 302 engine mounts
There are several different mounts for the 302 - I forget the exact year but there is one that has shorter "legs" where it bolts to the block, bringing the holes that bolt to the chassis closer together, i think you may need them.
Black Tornado TS40 a.k.a. "Black Beauty"
SBF 306 / Edelbrock pack / R21-Turbo box / Quaife LSD
17" BRM Pindrives / Roll cage / Hi-Spec brakes