well if i ever want to change the head on my car to a gsr or type r how would i do with a obd o wireharness. i have a zydne ecu. i know the type r and gsr are either obd1- 2. do i have the rig it so the obd 0 disturbor fit on the p72 or p73 head. i know jeff has a gsr head on a ls block well soon a crv b;pck but he has a obd0 harness right. i think he has a zydne ecu.

 

You'd use your OBDO distributor.