OK guys I have a 67 Dart post with a 440. It's a mild 9.5 CR deal with a small cam and goes mid 12's @ 107-8,Stock 452s, 727 w/PTC 3500 'vert,3.91's,275 DRs and weighs 3530 with me in it.
I have scrounged up an '05 5.7 motor that runs but rattles and I have a set of 6.1L heads.I'm unsure on...