ok I gat a 96 hb and my freind has 99 si that gat hit in the back so what I was wondering is I know I can use the motor and tranny what one of my ?s is can i use his stock motor mounts the second is can i use his axles and the 3rd is should i just take the wiring till the plugs or should I take the wiring all the way to the ecu then swap all the wiring from the si to the hb