I just finished my ZC swap and need to know what modifications a have to make. The D16a6 was replaced by a D16a9. I jused the ZC wiring harnes, and it al fits accept for 1 plug The DOHC engine has 2 wires less because it has 1 censor less on the PGM-F1. I heard that i have to do some wire modifications on the distributer but whitch one???