Found a m50d in a jyard for 180 bucks.  It was in a 98 supercab 4x4 4.0 and I have a 91 4x4 4.0. What else am I gonna need beside the steering column, cluster, ecu,  clutch pedals, flywheel, master/slave cylinder? 
Will any brain out of a 4x4 manual work because the brain I pulled is different...