Originally Posted by Maxmillion61
So did you figure out what it was? I'm not sure exactly what would be the next best fix since it could be so many possibilities it seems like.
I'm having a similar issue with my 88 Wrangler with the 4.2 six. I have replaced plugs, wires, cap/rotor, Distributor pick-up coil, fuel pump, coil, coil connector, Ignition module, and fuel filter and the miss/stumble still exists. My next step is to rebuild the carb and change the o2 sensor.