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i have a map ecu 1, it only controls fueling but i can not control ignition timming, and i have noticed as long as you scale down the maf frecuency due to bigger injectors the agresivier gets the timming. I know the stock ecu has its ways to save the motor from knocking retarding ignition...

while i was doing my rebuild and trying to start the car my conector for the coil pack broke in the wiring side, could someone please look at his 87 supra and watch how the colors match? i have found info but only for the 89 supra and seems the colors are different, Thanks

it´s been a while since i dont ask for help starting a thread, usually searching was enougth but this problem got out of my hands already, it´s been 4 months or so since i get some kind of rpm cut at 5500rpm, the AFR is going steady 11.8 and when it stops reving is still 11`s, my EGT´s dont go...

Hi, i am taking off most of the performance parts i had installed, i was wondering would the stock fuel pressure regulator be good to boost 16psi? would it blow? i am not running the VSV valve, does it matter? i want to take my paxton off, i feel i dont longer need 1.1 fuel pressure. P.S...

Hi, i searched and couldn`t find accurate information, what is the safe max EGT`s our stock engine can take with no fear of destroying it? Thanks

I found this video from a few months ago, i was tunning it, never got the chance to dyno it, so i needed to ask you, how much horsepower do you thing that is? http://www.youtube.com/watch?v=VqJ951PSiVE wasgate was not letting me boost it a little more, it was staying open, T70, a/r .68 22.5 psi...

hi, i recently posted in a thread about probe pistons i had damaged one, i took my engine apart and took some pictures, i know it is my fault, seems it got too hot, my question is, why it only happened in cylinder number 1? i know is not the injector cause i switched injectors many times working...

Hi, today i took off my compressor housing to polish it and i noticed the compressor wheel is huge, almost like a gt42 compressor wheel, my question is; why does this turbo doesn`t make power like a gt42? if i replace the compressor housing for a bigger A/R would it make any difference? i know...

I raced a yamaha R6 and beat me, i dont know if this was supposed to happen or not, he got like 3 bikes lenght from me, i saw him getting ahead from me everytime i changed gears, we raced from 3rd to 5th gear i had to stop first cause there was a curve ahead, you be the judge...

Hi, i recently boosted my MP70 to 26psi and seems the rings in piston number 5 didn`t like it much, i have to take it apart but i am pretty sure its just the rings cause the pistons are strong enougth to take it, when i bought the pistons i remember the rings were NPR and the box said Ford...

how would it be the spool time in a gt42 journal bearing with a 1.01 A/R exhaust housing?

hi, it`s been two weeks since the problem started, seems the engine is missfiring, it started occasionally when i boosted, then when the engine was cold and after 10 miles of use it disapeared but now it is since the moment i start it and it wont go away, i changed spark plugs, checked for...

hi, i`ve been having problems with traction in the 1/4 mile, i found a set of dunlop 335/660/18 slick tires, would they fit my supra? i read the post wheel fitment but i couldn`t find anything about this wheel. :1zhelp:

i have always wondered how my car would look black, maybe someone have the time to help me see. thanks a lot.

what are the main difference? why is the 2jz so powerfull over the 7M? even with the same mods, why the 2jz always make like 200hp more?

hi, i am getting code 41, i checked my tps and it is working perfect, where should i look? i changed the plug like one month ago and it is perfect, is the only code i get, i am not seeing code 51, why?

hi, i tried to turn my AC on yestarday night cause it was raining and it didn`t work, is there a fuse for the AC because i couldn`t find it, the only thing i did to my car was putting a h4 yellow head lights and i noticed my fog lights turn off when i put the high beam, is it normal? Thanks

i checked my compressions two days ago and they all were 135psi, i have an almost virgen cylinder head and block, maybe 4 thousands were removed in total, i have probe pistons and a hks 1.5mm head gasket, i remember before puting the probe pistons that the dish was deeper than stock, am i right...

I have a map ecu and i am very happy with it except it doesn`t increase the rev limiter, i could tune fueling to 8000rpm with the map ecu (i dont plan that high) i was searching a way to increase my rpm`s and found only one thread about the crystal mod, i would like to know how it is done, and...

no words to say, i lost a lot of traction in first gear, what do you think? http://www.youtube.com/watch?v=YbzF5C8PpKo