if you jump the wires for the nuetral safety switch the ecu will think its in N so the speed sensor wont have any out put to ecu...however you speedo may be electronic so you will need output. id try to find the right combo but make sure that crankshaft in machined correctyl to accept a pilot bushing!!

91 pickup 5.29's US GEAR.35x 12.50 trxus m/t.5 speed swap- SOLD!
96 4Runna limited-toytec/OME lift,diff drop Nitto 285/75/16 Elocked=butter
07 FJ cruiser 3" DR coilovers 285/75/16 nitto TG. allpro sliders