Originally Posted by Däs Schmoo
Yes, it is OBD2, but it is OBD2a which is completely incompatible with OBD2b. The ECU will not plug into your factory harness.
I would recommend an OBD2a or OBD1 P72 ECU since it will either directly plug into your harness or will plug in with a conversion harness and will run the vtec setup just fine.
bah obd2 -> obd1 conversion harness with a p30 ecu ftw