[PDF] 1UZ WIRING INSTALL INSTUCTIONS - North West Toys 1UZ WIRING INSTALL INSTUCTIONS 1UZ-FE Conversion Wiring Harness, 85-95 22R-E and 3VZ-E applications *****NOTICE TO CUSTOMER: If there is a problem suspected with the wiring harness, call NWT. DO NOT cut, alter, or dissect the ORS conversion harness. NWT accepts no responsibility for a harness that has been tampered with – NO EXCETPIONS. 1UZ wiring harness. | Lexus-Toyota V8 UZFE Forums Jun 08, 20111UZ wiring harness. Thread starter rising sun; Start date Dec 23, 2009; R. rising sun New Member. Dec 23, 2009 #1 Hi guys. I have three V8 engines and 3 cars. One is an RA28 1977 Celica. The next one is a 1984 RA61 Celica XT . Lastly I have a 1985 MA61 Supra. I want to put the engines in to the cars.