I am in the middle of swapping a 1j with a R154 into my S13 any my trans doesnt have any speed sensor. It is just an open hole. What sensor do I need to get a my speedo to work. I know I will need the interface box thing.
Also what is the 2 wires on the pass. side of the trans for?
Thanks.
Also what is the 2 wires on the pass. side of the trans for?
Thanks.