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  1. 4.0 running rough

    hello, i have a 1990 ranger that was swapped to a 1992 4.0. I cant seem to get it to run right. it has a shake at idle, and around 3000 rpms it sputters until about 3500. i put new plugs and wires and it has not changed. just in doing some reading into those issues i have been lead to believe...
  2. 1990 ranger 4.0 swap issues.

    I purchased the truck with the swap done but the previous owner never got the swap running. He told me he has only about 7 volts to fuel pump. When he turns the key nothing happens. The motor will turn over if you jump the seloniod posts it will turn over but doesn’t have spark. Just wondering...

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