I own a 85 z28 camaro with full interior everything is stock and i got a 406 sbc and i am running 6.30's on motor.i think i built it right.no need to remove everything,
heck with my car if i replace hood fenders and bumpers if fiberglass should lose a good 400 lbs or more of course mines a 77 monte carlo with what seems like about 12 miles of hood. and that sob is heavy