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  1. C

    Engine swap stumbling badly 2002 KJ 3.7 2 Whl

    Follow up- so changed all the spark plugs and a couple coil packs- ran great for a few minutes, then stumbling again, now I get the P0303 code. I think I may have bad Cats- anyone?
  2. C

    Exhaust bolts to Cat Converter?

    Where do you get those special spring bolts that are used to keep the cat converter on the exhaust? Also, best deal and replacement for Cat converters if anyone has a line on that?
  3. C

    Engine swap stumbling badly 2002 KJ 3.7 2 Whl

    Thanks, this is all helpful stuff
  4. C

    Engine swap stumbling badly 2002 KJ 3.7 2 Whl

    I picked up this 2 wheel drive 2002 LIberty with a bad motor- just so happened I had a 2002 3.7 sitting in a wrecked liberty for about 4-5 years. So we stabbed this motor in, got it running. It is running rough- not sure exactly why, but it seems like it is starving for fuel, when you give it...

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