I'm doing a 6.4 swap into a 68 RR. Guy bought the MP harness kit, but the I have the whole harness(s) from the 2014 Scat Chally 6spd. Should I keep the harness & PCM and can it be converted by someone to a stand alone harness like the Mopar one?

72 Demon 340
71 Duster 340 Resto https://board.moparts.org/ubbthreads/show...part=1&vc=1