hey everyone i have a buddy looking for a new daily driver/wheeler and i am trying to get him into a cherokee or a comanche i have found a comanche for the right price but it is 2 wheel drive does anyone have any info on converting this to 4wd ? what is needed? how hard is it to do? any info would be great thanks
a friend of mine did this last year and what he did was he bought a donor XJ for like $400 from ebay and had pretty much everything he needed including a great running 4.0, 5spd trans. He didn't really have to by anything extra that I recall except minor things like hoses, lines, clamps-just things that should be replaced with new since its all apart anyway-wasn't to hard to figure out-it was done in the back part of his driveway so...
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My Stable: 2000 Jeep Cherokee 4 Dr Sport 4 1/2" lift w/ 33X12.50 Maxxis Bighorns 1990 Chevy Suburban 3/4 ton 2WD w/454 Big Block(future towrig) 2005 Pont. Grand Prix GTP (supercharged 4 my passing pleasure) 2006 H-D Street Bob Flat black denim with some goodies 1989 Stratos 18' Fish&Ski w/ Evinrude outboard 1996 Yamaha V Max snowmobile-600cc 2006 GMC Envoy find me at facebook.com (Jason Grumpp)
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But as far as the conversion it can be done however, you have an H.O. in the 91 and a renix 4.0 in the 89, so the engines are different. If you can just swap the whole drivtrain from the 91 to your MJ, being that you need the harness as well as the trans cpu to go with that auto. then swap the front axle, your driveshaft will need to be cut down but this way it can be to your desired length.
Here's a conversion done by $500MJ did the same thing... http://www.comancheclub.com/forums/viewtopic.php?t=2024