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i searched but the search takes out the word "cut" so i got 1000's of threads all i want to know is fuel cut lower with a 57trim? i would assume so being a bigger wheel but how low? im hitting it at 10psi and the wastegate is shimmed with 2 washers. stock maf/injectors. 3in exhaust

i just swapped a gte in my 89 and i randomly get code 31. the car only does it from 1000rpm and lower. when its under 1000k it acts like there is no maf, but when its above 1000k it runs great and pulls strong. it acts better when its warmed up. when i drive around from ~1400rpm and lower (auto)...

I havent heard much about these, but are they any good for being a piggyback? Also it uses a DENSO 2.5 Bar Map Sensor #6110, where can I get these from? Lastly, where do you get rom chips for bigger injectors?

its a 17x9 +38 offset other then that there is no other markings steven

my cousin is tuning my car since i just got the aem working pretty perfect. and we have the AFRs around 11.5 on WOT. But if i get 8psi or more, it starts breaking up. I changed my plugs and set my gap to .028, that fixed most of it but not all of it. Car does run alot better with the new plugs...

the ignitor has a 12 pin and 4 pin connector im guessing the 12pin connector has IGT1-6 and coil 1-6. the 4 pin connector having a ground, power, IGF, and?????? i need to see if my ignitor is getting power or not. and none of the wiring diagrams show the hole ignitor steven

what is the igf signal and is it needed? steven

hey guys, im installing an AEM EMS on my 87 1jz supra. I'm making the harness and have everything pinned but dont know where the IGF goes (pin X17) Uploaded is the 1jz ecu pinout if each wire i used in black, and each i didnt in red. i also have all of the relays jumped except the efi relay...

Hey guys, i have a 1jz and my cousin is giving me his AEM from a obd1 honda. Is it possible to make work on my engine? Also all the plugs from my harness plug right into lol. steven

my brother bought a soarer/chaser 1jz off ebay. i didnt know the wiring harness would be completely different compared to getting a supra 1jz. does anyone have a wiring diagram for this motor? also, can i get a jza70 harness and put it on? i dont know if they made auto jza70s. steven

i just bought a pwr radiator (size of the hoover dam) and i was having the temperature go up when i drive it alot or hard with the stock radiator and flexalite fans. now with the new radiator im having the same problem but i dont have the fans on. its also a 1jz motor :) the only thing i can...

Im soon getting a MapEcu2 and then I can get the best upgrade...Cams. I want cams that will be the best bang for the buck. The car will be DD right now but soon will be a weekend driver/ and road racing. I can get Brain Crower 264 or 272's for the same price $555 With the 272's I need...

i know the 2jz twins are sequential, but does this mean one turbo is bigger/smaller then the other? the housings arent marked like most turbos are :( the reason i ask is because im fitting them on my 1jz and need to know if they can be ran in true twin, or if i have to make them sequential...

i know most fuel cut defenders are for mk4 so will it work on a 1jz in a mk3??? i need to source one if not, i found a greddy one locally but they didnt know if it would work or not. steven

i need to know where this go, and this is where i think it goes. i have my boost gauge plugged in for now since there wasnt anything plugged in it. [ but on here is shows different, doesnt show where it goes :( steven

i have a competition clutch, 6 puck on my 7mge and am doing a 1jz swap next week. the clutch on it is pretty much gone on the 1j so i was seeing if i could use my 6 puck disc for temporary use.

i was moving my engine out of the rain last night and decided to fiddle with tthe ps pump. the a/c compressor and ps pump were both off already so i think i had it all on right. is the a/c cmpressor required to have the ps pump since as is used as a bracket? steven

does anyone have a 1jz vacuum diagram? i need to see where the vacuum lines go off the intake manifold since they were cut when i got the motor steven

im putting my motor in soon and was thinking about the ps lines. i dont have a jza70 power steering cooler. so i have to either run it without the cooler, or run a long hose to the resevor. so, my question is, do you really need a ps cooler?

i just got my 1jz on friday :-D and i want to change the timing belt and water pump, and put on my light weight crank pulley which requires taking of the pulley obviously. what is an easy way of locking the crank to break the bolt free? i dont have an impact wrench, only a 2 foot breaker bar...