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> Need a formula, about nitrous vs boost
post Feb 7, 2005 - 3:03 PM
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SlowCelica94



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In a very general sense, turbos and nitrous both add more air and fuel to the engine. And both put a certain amount of stress on the internals that can be measured in psi w/ turbos. So we all seem to agree 8psi is safe for the 5s. But we've seen 12psi, forget who. So what would a 50 or 75 shot translater into as far as strees like psi? Meaning, wouldn't a 75 shot be like running 7psi? (round 9-11 hp per psi, 75 shot equals 75hp) I know my equations are creud, so if anyone can clear up, lemme know.


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post Feb 11, 2005 - 2:55 PM
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shid



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Uhh, slow, the nitrous has its own injector, but the friggin ECU is gonna go nuts when all the oxygen enters the engine from no where, and then the fuel injectors are gonna go haywire tryign to match it.

THATS why you need new injectors, not NO2 injectors, but fuel.

As for damaging to engine, a turbo is constant, where nitrous is from friggin nowhere.

For example. Imagine your body is the car's engine. You're on the people mover in O'hare airport, or disneyland. It's going 2 mph.

If the mover was turbo'd, you'd slowly move up to 100 mph.

Now, if the mover had nitrous in it; all of sudden your body would be propelled to 100 mph- without warning- random.

Which one do you think you'd handle better?

Everytime you run shot your engine, it's akin to shooting your engine out of a gun, there's no build up, no warning to your engine or ECU. Thats why nitrous at low rpms is dangerous, etc.

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