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hi,thanks to this forum i have almost everything to do my wrangler 4.2 to 4.0 swap. but i have one question,i can not find imfro on 4.0 into 4.2 wrangler,everyone i spoke to including hesco ,does not know if the dona engine ecu replaces my ecu or not. do i replace the harness under the hood and under the dash?will a 95 ceu hook to stock harness in a 89 4.2 ?if anyone has done this swap in a wrangler,any help would be much apreciated.
if i can share what i have gathered concerning this swap,please e-mail me. critterbill
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