Originally Posted by Relic1
if you have a VX (D15Z1 engine) the swap is really easy. almost plug and play if you get the EX engine harness.
check
my site for info
you move one wire.... on the VX(chassis side of the plugs) you move C129 pin 6 to C102 pin 2, plug in the EX harness and the P28 and your done.
All 92 Civics actually have the VTEC wires in place in the harness.