Q. do i must re pin the distributor from the 930ecu? A. either you employ P30 or P28 ECU, you'll however re-pin the distributor if you can use the b16a2 distributor because it's OBD2 as well as your harness is OBD1I acquired With this thread that the rear differential fluid receives flagged someday all-around 15k then at about 60k afterwards. I did