Whats the difference between the mpi systems on 90 and older vs. 91 and newer...Dont care about difference's in connectors and trivial stuff. But rather more significant changes such as censors used. different computer setups and things more technical. Thanks
89 YJ 4.2, AX15, Procomp 4" Lift, MSD6a, and just gerttin started......
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
Off Roading Forums
A forum community dedicated to all off road vehicle owners and enthusiasts. Come join the discussion about performance, engine swaps, modifications, classifieds, troubleshooting, maintenance, and more!