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  1. YJ Technical Discussion
    Few weeks back I had the oil pan gasket changed because it was leaking, upon draining and further inspection we found chunks of the piston and many bits of metal in the oil. The motor is killing itself, so I am going to replace it with a stroker 4.6. I have an 88 YJ with a 4.2 and a fuel...
  2. YJ Technical Discussion
    Finally acquired a 4.0 from a 98 TJ. Will eventually stroke it, but what else do I need to do to get it operational in my 90 YJ? (I will be using the original TF999 tranny.) Computer and harness are obvious, but what about fuel pumps, pressure regulators, crank...
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