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  1. General Supra Forum
    Hey there, got my 1j boosting and driving better after some issues, I previously did an ATF change where it was drained and replaced with fresh ATF (Correct spec of fluid), long story short I must've overfilled/not drained all out. While I was doing some light highway pulls I noticed a small...
  2. MKIV (1993-1998)
    Anyone know any good torque converters for the auto trans? My goals are 600rwhp and around 580rwtq on e85. It’s gonna be a fast-spooling setup with a Precison Gen2 6266. I was thinking about running a slightly lighter flex plate as well but I’ve seen mixed reviews on this topic. If anyone has...
  3. MKIV Technical
    Hey there im looking to replace my auto shifter with a newer one due to age and tired of it being an eye sore would anyone have the part number to the Triptonic version of the automatic supra shifter cheers.
  4. 1JZ/2JZ Swap
    Hey guys so as you may know from my last post I am saving up for a 1jz gte. One of the issues I’m having right now is that my transmission is in dire need of a rebuild. It slips more and more every day but truth be told if I drop $1500 for my buddies to help and drop, rebuild, and reinstall my...
  5. Builds & Projects
    Doing a 2jz swap and based on what I’ve read the stock Supra auto trans, when built or even stock holds up pretty well, but I am curious is there any difference between the mk3 a340e and mk4 a340e?
  6. MKIV (1993-1998)
    hello im trying to get some help i recently swapped a aristo 2JZ GTE VVTI with the aristo A340 into my 99 lexus sc300. the car is up and running it was tuned on ECUmaster black with their harness that utilizes the stock aristo ecu to control the a340 trans. The cars making 502hp and 467tq at...
  7. MKIII Technical
    Ive recently bought and had put on a jdm a340e to my mkiii. Ive put around 3k miles since and my transmission is having a weird issue i cant seem to find any info on. So no matter what speed im at in d if i slam the gas down it wont kick down gears to the lowest for the speed and instead just...
  8. MKIV Technical
    I've got an Aristo a340e mounted into my oringally NA non-vvti 94 JDM Supra Obviously the a340e has the 3 bolt flange and the NA a340e has the "female splined yoke" ? According to : Performance modifications for the Supra and Toyota A340E Automatic Transmission ; "The output spline has 23...
  9. MKIV (1993-1998)
    So, I have a 93 JDM NA Auto Supra and at the start of next year I want to go NA-T at ~400-450hp (daily driven). What I want to do is get a Ecumaster Emu Black, bigger injectors and a turbo kit + pipes and intercooler. The problem is that I want to keep the A340E gearbox and from all the threads...
  10. MKIV (1993-1998)
    (I know this is technically a mkIII, but it's been a month without even a glance from that section so I'm reaching out here since it's more of a JZ question) So I recently got my 1990 Supra with the 1jz-gte imported from Japan and have been trying to get things running well. It runs great, but...
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