Q. do i have to re pin the distributor while in the 930ecu? A. either you use P30 or P28 ECU, you might still re-pin the distributor if you are going to make use of the b16a2 distributor mainly because it's OBD2 as well as your harness is OBD1I learned In this particular thread the rear differential fluid receives flagged someday around 15k after w