painless wiring makes a kit that makes the tranny lock up using a vacume controll switch i have one in my 84 chev it works great the only thing you will need that does not come in the kit is a small check valve but they supply the part number you need to get and you can get it from the dealer.
summithas them for 125. the # is prf-60109 <IMG SRC="smilies/jeep2.gif" border="0"> <IMG SRC="smilies/usa.gif" border="0">
B&M makes a kit that has a psi switch that goes on the pass side and splices in to the factory harness and is only like 40 bucks call me tommorrow at work 1-800-230-3030 ext 5885 summit racing <IMG SRC="smilies/biggrin.gif" border="0">
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