porsche 944 wiring harness | eBay 1985 Porsche 944 Engine Wiring Harness ECU to Injectors & motor sensors OEM USED. Pre-Owned. $85. or Best Offer +$19 shipping. 1985 Porsche 944 Used OEM Engine Bay To Dash Wiring Harness with cruise control . Pre-Owned. $75. or Best Offer +$19 shipping. SPONSORED. HARNESS ENGINE at LINDSEY RACING - Your Porsche FUEL INJECTOR HARNESS w/KNOCK SENSOR for 944 TURBO The fuel injector harness on the 944 Turbo engine is subjected to high heat and has aged for three decades. This causes the wiring to become brittle and break connection. This replacement harness runs from the fuel injectors and knock sensor, through the firewall to the DME and KLR on the 951.