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1988 with 4.2, won't fire. Replaced distributor, distributor cap, rotor, wires, plugs, and coil. I have power going to coil and coil tests normal, yet no spark at the plugs. Shouldn't there be spark between the coil and the distributor cap? There is none? I ruled out ignition control module...

I have an 88 4.2 with the carter 2b carb. Jeep runs great. Idles perfectly and runs very strong in lower gears. When I bought it the timing was too advanced and the engine would ping. I retarded the timing and did the TFI upgrade which allowed me to then advance the timing a little still...

Has anyone rebuilt or had one rebuilt? Is it worth doing? Does anyone like this transmission? I am in need of major transmission work and am exploring options including swapping for an AX15. Service tech at local Jeep dealership says fixing the Peugeot is cheaper and preferred method??? He...

Bought an 88 yj with the 4.2 and BA 5/10 trans. It is popping out of reverse and I found all the prior threads relating to that problem. Took the boot off the gear shift last night and found that previous owner had already moved it back and cut the floor. There is no contact with the floor...