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94 civic d series engine quest...

Posted:
Sat Oct 09, 2010 4:42 am
by EJ1STYLEN
Sup guys im trying to swap my d15b7 engine for a d15b vtec...now my question is can i swap a jdm d15b and still use my stock engine harness on the jdm d15b engine?

Posted:
Sat Oct 09, 2010 4:46 am
by chrono404
you will need to wire vtec into your engine harness, or get an engine harness out of any 92-95 Civic Si or EX, or any 93-95 Delsol Si.

Posted:
Sat Oct 09, 2010 5:03 am
by EJ1STYLEN
Oh ok i thought it would be a straight bolt on and just wire the vtec wire to the ecu...i guess its a hassle after all...lol

Posted:
Sat Oct 09, 2010 5:06 am
by AutoXCivic
EJ1STYLEN wrote:Oh ok i thought it would be a straight bolt on and just wire the vtec wire to the ecu...i guess its a hassle after all...lol
You can do that. You just have to get a VTEC ECU and then find a guide on how to do it. There are three pins going to the ECU that have to have wires added and then connected to various parts/plugs to make VTEC work. I don't remember how because wiring intimidates me so I had someone else do it for me.