i have a d15a2 in my 89 hatch and recently picked up a d16z6 head and intake need help with wiring diagram and which computer to make it alll work. i think p28, but the car that i got it from was running pm6- no vtech.

 

https://honda-tech.com/zerothread?id=635580

 

thanks for the site info , also im doing the vtech swap to a d15 is that going to matter because of the oil hole for the vtech? everyone else seems to be doing it on a d16, does the d15 have the same oil plug hole between the 2nd and 3rd cylinder???