I have a 92 Jeep cherokee, limited,4.0 motor. Have replaced the auto battery, distributor, cap, rotor(it is spining),pic-up coil/cam sensor, crank sensor, PCM (same exact #'s) plugs, wires, coil, tested ASD Relay it is ok. only have spark on 2 cylinders, the #3 and #4 cylinders tested compression on all cyl. they are at 100 lbs. Can you help a man without wheels and can't get to see his kids til he can fix it. Richy 4356561805