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Hello, Heres my issue, I have mk3 with a stock 1jz with 3" exhaust and aftermarket intercooler setup 2.5 inch piping that is the extent of the engine modifications. It starts up fine good start up oil pressure around 90psi and no boost leaks but as I reach operating temperature and the...

I recently installed my 1JZ with oil pressure gauge from prosport I used a sandwich plate in the filter location. My 1jz is mostly stock, 3" exhaust, front mount intercooler stock boost and turbos. I looked up some some stock figures for oil pressures on these engines and people were claiming...

Hello I have a quick question, I did alot of reading on the ECU capacitor replacing and after doing my diagnostics and comparing my results to other peoples I have come to the conclusion that my capacitors are on the way out. However I opened up my 1JZ ECU and there isn't any signs of...

Ok, I searched for awhile on here, google and even physically took my ecu and tryed to mount it where I thought it might go in my RHD 91 1JZ supra. Can someone explain to me the stock location or post a picture of the stock mounting position of the ECU for me because I am not sure where it...

hello, my signals stopped working awhile ago before i took the car off the road and pulled the engine. I recently got it running again now I have to deal with this problem. I checked the fuse for the signals and the switch on the steering column, all the bulbs are fine. My hazards work...

Hello, I have an Apexi Power FC installed in my 91' JZA70. However one of the wires broke at the pin on the connector end. I was wondering if anyone knows where I could find a diagram so I could figure out if this wire is important. any help would be appreciated, thanks

ok guys i have a jza70 chassis that i picked up in november i put the car on the road for 2 months this summer. never had a problem til now. So what the 1jz is doing is smoking white occasionally (dosent do it all that often usually at WOT) i noticed now when i start it, it gets kind of a steam...

Hey guys i recently bought my first 91 mk3 from japan has a stock 1jz in it. what i didnt realize when i bought it in november is that my intercooler had a big nasty hole in it (like previous owner or shipping company ran sumthing over) anyways apparently this hole caused fuel wash in my car...

Hey supra mania members, my names Justin, i recently purchased my first supra the car is jdm i bought it from a local imported in ontario its a 91 black mk3 1jzgte motor twin turbo and let me tell you i have fallen in love. im only 18 years old turn 19 in feburary so im a not a veteran to the...