SPEEDFACTORY RACING OBD0 MPFI - OBD1 JUMPER HARNESS
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Delivery and Shipping
Delivery and Shipping
Standard Shipping (UK):
Expect delivery in 2–3 working days. We may upgrade your order to Express at no extra charge depending on cart value, location, or items ordered.
Express Shipping (UK):
Sent via premium courier (DHL, UPS, Parcelforce, or FedEx). Most orders placed before 1PM (Mon–Fri) are dispatched the same day for next working day delivery (not guaranteed). Orders after 1PM are shipped next working day.
A working day is Monday–Friday, excluding UK public holidays.
Couriers may deliver on weekends at their discretion, but this is outside our standard policy.
Tracking details will be provided when your order ships.
Stock Information
Stock Information
Please check the stock status before ordering.
A green status means the item is in stock and has been recently verified.
If a product is out of stock or showing “contact us for ETA” just get in touch with us and we’ll give you an accurate restock estimate.
We aim to keep as many products in stock as possible, but due to low demand or special-order items, some products are only available to order in upon request.
Easy Returns
Easy Returns
RHD Performance accept returns on new, unopened products within 30 days of the day you receive your order. To organise your return and get an RMA (Return Merchandise Authoriation) number, please contact us here.
This does not affect your statutory rights.
We designed our harnesses to be superior to other versions available on the market by using original equipment style ECU pin connections on all plugs, lengthening the harness leads to 7" and by using durable automotive grade wire that exceeds OEM specifications.
Our harness includes a 3? pigtail and detailed instructions to simplify wiring for the sensors you need to properly complete your conversion. Wiring provisions include: 4-wire oxygen sensor, VTEC solenoid & pressure switch, knock sensor, and IAB solenoid (if applicable).
Compatible vehicles:
88-91 Civic/CRX HF/Si/EX Multi-Point fuel injection models (STD & DX models require additional wiring)
90-91 Integra (all models)
There are additional parts required to complete your OBD-0 to OBD-1 conversion when using our harness that can also be purchased at SpeedFactory.
Additional Parts List:
OBD-1 distributor for your engine
OBD-1 4-wire Oxygen Sensor
OBD-1 Honda ECU
Payment & Security
Payment methods
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