Our Engine Harnesses are custom-built to meet each customer's specifications and can include any optional extras as required.

Please select your Engine, Chassis, ECU and Harness options from the menu above.

If you need any help or something that is not listed please contact us.

Toyota 3S-GE Beams Blacktop Engine Harness Information:

Chassis Options:

Universal Fit: This harness is plug and play to the Engine but will require a handful of wires hooked up to your chassis to function such as 12v+ Power Supplies, Fuel Pump/Engine Fan Relay Triggers, Tacho, Temp Gauge, Reverse Lights etc. A mating connector kit is included as well as pinout and wiring information. Universal Fit Harnesses are intended for Engine Swaps into Chassis's we don't supply a Plug and Play Harness for or more basic vehicles such as Rally/Drift/Track Cars etc. You can also add a Power Distribution module here if required. The price includes a Cartek PDM-4C or PDM-5 and integration to the Engine Harness. Integration to the Engine Harness provides a Chassis Connector with outputs for items such Fuel Pump, Engine Fan, Starter Motor etc. This makes installation of our Universal Fit Engine Harnesses even simpler :)
AE86 Zenki/Kouki/AE85/AE86 SR5: Please choose what model your AE86 is here. If you are unsure please contact us with a photo of your engine bay for more information. AE85/AE86 SR5 models do not have Fuel Pump Wiring included in the OEM Chassis Fuse Box. We include a Relay for same on our harness which will need hooked up to your Fuel Pump. All AE86 Plug and Play options include OEM functions such as Wiper/Screen Wash,Reverse Lights, Temp Gauge, Oil Pressure Gauge etc. A/C is available if required, please contact us for more information.

Popular harness add-ons include:(Extra costs apply)

Boost control
Pressure - Temp Sensors (Oil, Fuel, Coolant etc.)
Pressure sensors (oil, fuel, etc.)
Plug-and-play dash display
Wideband lambda
E-Throttle
Ethanol content sensor
Coil-on-plug conversion
Digital input switch harnesses for controlling functions such as launch, anti-lag, and boost control, etc.

Harness features:

Custom built and designed to motorsport specifications
Expandable braid or Raychem DR25 sheathing
Equipped with new genuine connectors
Lightweight design

Looking for something not listed? Get in touch with us HERE, and we’ll be happy to discuss your specific needs.

Every PT Motorsport product is custom-built to order. Please allow 8-10 weeks from the date of purchase, or contact us for the most up-to-date lead times.

*Please note that, due to MaxxECU dealer region restrictions, we can only supply MaxxECU products to customers located in Ireland and Northern Ireland.