67 twin turbo dart
New coils should sort out the problem went back & looked at the wiring all looks good also seems to run smooth enough in your shop wont be long now my i run my R3 up around 195 F seems to run a lot better once it gets above 180 have the same inlet manifold as yours mates going to LA next week to pick up some goodies & my strange DANA 60 4.1 ratio diff.