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ok im reading .020-.017 from the senor at the ecu. and on my buddys 2jz i see .070ish.. my rush racing 2 step isnt workin and i think this is the issue. it works on my buddies car.. i pulled the sensor and cleaned it and still no fix. my question is do this slowly get weaker and weaker...

ok im making about 500hp wheel in my sc300.. im on stock w58 and stock rear end. rear end has 210k on it. today after doin many pulls and spinning tires till 90mph it wheel hopped pretty bad. the diff is gettin weak. still drives mint but when commin to a slow stop it sounds like teeth...

dunno if this is the right spot to post but didnt see anywhere else to post it. first burnout for the sc http://www.youtube.com/watch?v=Y2wip7x5UsI

i have a set of 780cc injectors wanna know if i can tune it with just an safc. ill be running at least 20 psi on stock 1jz.

major big turbo 20ish psi 780cc injectors a little nitrous on a 1jz motor stay with safc or install the emanage ultimate or maybe map ecu1. im on a budget but id like to get a map ecu2. how safe will the stock ecu be with just a map ecu1 will it keep my timing is a safe area. its a stock...

i ran nitrous on my mustang all day long i used to go thru 3-4 bottle a week and never had an issue. im thinkin about throwing a wet kit on my 1jz with just a baby shot 50-75. can this motor handle it with about 20ish psi too. might just use it since it takes forever for my turbo to...

im thinking about installing 550 in my sc300 with 1jz. and have some questions. 1.. anyone have a wireing diagram to install the resistor. 2.. do i really need to install a resistor. 3. i know with out the resistor it will be very rich but cant i just us the safc to handle that.

i have and safc installed and when tuned i can run 20psi+ without hitting boost cut/fuelcut.. since i changed stuff up a bit and no longer 100 percent tuned im hiittin the wall feeling..... i have an fcd and wondering do i install it and if so how. before the safc wires or after. meaning...

well i just picked up this unit for a great price and thought id use this instead of the safc. i did a little search on here about it but all i heard was negative stuff. what all do i need to run it. just wire the harness in. is there extraz i need to run it. 1jz in a sc300

right now i am takin it up to 7k on my bone stock 1jz making near 500hp.. is it safe to take it higher. or is it pointless with the stock cams. mainly i just wanna know whats a safe limit.

well my mods are big single ebay mani 3in full exhaust 440s fpr set at 45psi base. supra pump rewired fmic i think thats it so far i have made 420 on pump and i was takin alot of fuel out with the safc. at least 20 percent.... i wanted more power but was worried about detenation...

well i made 470hp today but kept blowing out spark. i regapped them to 22 and they laster longer but started to mess up. what set of plugs can i use that are colder than stock ones. i forget what kind im using but there from advanced auto there the 2.99 or 1.99 ngk ones. im running...

ok first one is.. how much power can a w58 trans hold. i only do roll races and makin 420hp on 17 psi on a mustang dyno and its been holdin fine. i dont ever plan on launchin the car just doin highway rolls. next. i am tuning with a safc i have 440injectors supra fuel pump fpr and...

ok i sprung a pretty large leak right under the stock twins. its right on the Y split. what can i do to fix this. all i can think of is i have to remove the twins to get to it, is there an easier way. pipe goes from water pump to turbos and loops areound the back of the motor to the intake area...

ok i have a 1jz in my sc300. i did a boost leak test and it passed. on full throttle the car goes from 10.5 to instant - - - lean on the wideband right before it hits 6k. its an aem wideband and only has 200 miles on it. i unhooked the battery waited 10 mins and plugged it back in to reset the...

whats up. my names ahmed. joined the site to learn more about toyotas especialy the 1jz motors. i have had many many cars. but as of now im rockin a 92 sc300 with 1jz swap. i had a built 331 strocked and supercharged notchback. built sr20det 240,rb20det 240,many dsms,2004 modded wrx and many...