hey man! its a 460 with 429 heads. dana 44 front on coil springs. its got a locker in the front. dana 60 in the rear. np205 transfer case and a c6 tranny. it came with a cb which is nice! it used to have a locker in the rear also but you couldnt keep is straight on the ice with two lockers haha. I have been tunining it up this winter. going to be my overlanding/off roading/camping rig.