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> Top boost
post Dec 29, 2006 - 11:50 PM
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Punisher

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What is the top boost a stock internal 3sgte can handle.. nevermind fuel system or anything.. just wondering what the highest number is that someone has run.. reliably and to the death... obviously running a turbo capable of the number w/o blowing hot air...

I'm just curious cuz I see some of these 4g evo motors and what not.. my friend is all hyped up on mitsu crap.. and I see these dyno pulls at 30psi and this one at 44psi.. so I was just wondering if there is a limit to what the engine can handle pressure wise w/ stock setup or if it all just comes down to horsepower output..?

I ran around on 19psi all day on thursday with out an issue.. on stock fuel.. 93oct. .. no knock all day.. can't wait to hit the dyno.


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87 4runner DLX 22re, 5spd, 4.30gr, 4" lift, 30" tires, HID w/ Projectors, 6spkr + sub, custom exhaust, 94 celica leather seats, SR5 gauge cluster and clinometer. Future engine swap... possibly a 2jzge.
 
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post Dec 30, 2006 - 12:59 AM
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lagos



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its all based on horsepower, not boost. the motor itself can hold more psi then any turbo can put out. what really matters is how much power your having each piston put out, and how much heat that generates.

Hyde did something like 25psi, and 400+hp on an unopened motor. but, mind you, he also had all the supporting mods to make that happen. others have gone beyond that with built up motors.


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15PSI - 30MPG - Megasquirt Tuned

Posts in this topic
- Punisher   Top boost   Dec 29, 2006 - 11:50 PM
- - lagos   its all based on horsepower, not boost. the motor ...   Dec 30, 2006 - 12:59 AM
- - Gary   Short answer is a lot! Boost alone won't k...   Dec 30, 2006 - 1:03 AM


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