I have a 1970 Dart I'm doing a 2010 challenger 5.7L hemi swap that comes with the 5 speed auto "nag1" I bought a ECM from Efi source I got the Gen3 ms3 goldbox with harness for plug and play, the owner told me I have to ditch my factory transmission that came with the motor off the donor car, I...
I have a 1970 dart that I bought a 2010 dodge challenger 5.7L hemi 5 speed auto as well, I bought the Gen3 ms3 plug and play harness for the motor BUT I have yet to find anything for the transmission, I don't wanna use another transmission, i paid for the one i wanted because i wanted a 5 speed...