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  1. Loud popping/backfire

    Still incorrect. Injectors drop, car goes lean because no fuel is needed, no combustion, no pop, boom, etc on a properly tuned car. I know you like to double down on your incorrect statements, but let the people that know things help the OP out.
  2. Loud popping/backfire

    HPFP crashed from maxing it out. 126* is the max angle, you hit WAY past that. Too much boosty for ethanol level.
  3. Loud popping/backfire

    uhhhhh. A loud backfire when you let off is normal for a high performance car? No. Incorrect. It might be true on horribly tuned ones. OP: Do you have a log from when this happens?
  4. Race Tracking Your Supra - Information exchange

    That is a good recipe for the car to swap ends when sneezing. Yes. Almost all of that went away when I added aero. The brake pressure is dynamic so adding different pad friction in the rear won't make a huge difference because the system will compensate. Unless... Changing brake coding also...
  5. Acceptable range for fuel rail pressure

    That first screenshot is telling me you are very close to maxing out your oem HPFP. Be careful, or use less ethanol. The HPFP will normally work "harder" at lower rpm as it's cam driven, so you will see more angle lower in the RPM and less angle higher in the RPM. The angle will usually also...
  6. Acceptable range for fuel rail pressure

    The spikes are normal and part of the PID system of the HPFP pump. Another datapoint you need to look at is the HPFP angle. It maxes at 126*. Think of the angle as the demand. Here is an example of the HPFP angle and the fuel pressure "spike" you are talking about:
  7. SUPRA ULTIMATE B58 JB4 GUIDE AND LOG REVIEW (V1)

    The front 02 sensor is used by the DME to properly set AFR. 100% need it.
  8. Race Tracking Your Supra - Information exchange

    All my track wheel sets are square.
  9. can’t reach HKS front camber bolts

    I’ve used a star bit to loosen Allen bolts. I made sure to use 5w40 oil on the bit though.
  10. What did you do to your Supra today?

    Right. No reason to not do zero front toe for a street driven car. Hell, I use zero in front on my 95% track use Supra.
  11. What did you do to your Supra today?

    That front toe is horrible. RIP your tires.
  12. Race Tracking Your Supra - Information exchange

    Alignment, alignment, alignment, alignment. Of course, this takes into account all your bushings and such are in good condition as well. We've already been discussing this with @Rensuhlo in another setting but I figured I would make this post for informative and discussion reasons here. Here...
  13. I finished up the custom GA Tag (very risky I know but super cool)

    Yes, I had them when I lived in California.
  14. Traded in my 2.0 Supra for GTR

    Guys, OP drives harder on the street than any of you. His insurance is also $550!!!!!/month for just his Supra. Two things I am proud to say I am not the same as.
  15. Race Tracking Your Supra - Information exchange

    Add more negative camber in front or reduce in rear. Is this with TC fully off or one click off? one click off really hates the combo of braking and turning. It will push. Loosen up front sway bar.
  16. New Streetable Hoosier

    Even more reviews coming in. There was a whole thread on a very track centric (multi-car) FB group with a lot of negative feedback. Unfortunately it was deleted by the powers that be.
  17. E50 Calculator Help

    it's in liters. 42L = 11 gallons
  18. Razorlab - 2020 LE build thread

    Another Lime Rock track event today. Sucked overall because it was wet and cold for every session except for one. Since I kind of knew this was the only session that would be dry, I just stayed out lapping more than I usually do, drove like a maniac and annoyed some instructors.
  19. New Streetable Hoosier

    Unfortunately, this is starting to become the same feedback from most people…





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