Amazon: obd1 adapter - Wiring Harnesses / Electrical Unlimited Rider Engine Harness OBD1 to 10 Pin OBD2 Distributor Adapter Jumper Harness EG DC For Acura INTEGRA For HONDA CIVIC 1992-1995. by UnlimitedRider. CBK NEW OBD2B TO OBD1 ECU JUMPER CONVERSION WIRING WIRE HARNESS FOR HONDA ACURA. by Best Compu. $21 $ 21. 90. FREE Shipping. Only 1 left in stock - order soon. OBD0 MPFI to OBD1 Conversion Harness Installation Instructions So after you have a completely stock harness, plug the ECU jumper into the stock ECU harness plugs and lets go: Parts List: OBD0 to OBD1 ECU jumper harness. OBD1 or OBD2 distributor that fits onto your engine. OBD1 ECU OBD1 or OBD2 injectors and injector clips (optional - you can use the stock injectors with the stock injector resistor box).