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How effective is Nitrous?

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Old Oct 12, 2008 | 06:38 PM
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12valve's Avatar
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From: Mexico!
How effective is Nitrous?

Just came back for some street racing, i ran the 98, My friend ran his 99 Dodge, its got a 66 Turbo, ?injectors, Edge comp, studs and rings. 080 shot NOS

I Beat him by about a truck length, fuel only.
When he would spray, he would beat me by about 2 or 3 truck lenghts...

Id say in total 4 truck lenghts, and thats with some lean mexican nitrous

How much would it drop ET's spraying on my truck?
i believe id have to get studs too...

What difference does it make on ya'll trucks?
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Old Oct 12, 2008 | 07:04 PM
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You wouldnt gain to much untill you put bigger injectors in it.
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Old Oct 12, 2008 | 07:08 PM
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You must have the extra fuel to go with the nitrous.
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Old Oct 12, 2008 | 07:15 PM
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You can only spray enough NX to clean up the extra fuel you have
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Old Oct 12, 2008 | 09:10 PM
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according to NX nitrous in a diesel is nothing like it is in a gas motor. They say you can throw average of a 150 shot before diesels have problems

http://nitrousexpress.com/Pages/diesel_faq.htm
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Old Oct 13, 2008 | 06:59 AM
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I took my 01 24v from 550hp #2 to 790hp on Spray and from a 12.36 to a 11.48 at the track with quite a few dyno runs to tune it that way. So it can make a pretty big improvment but you'll need studs and o rings too prob..

Brett
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Old Oct 13, 2008 | 02:52 PM
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Nitrous is an OXIDIZER. Think of it as an extra turbo pushing more air not as more fuel. You need fuel for it to be beneficial.
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Old Oct 13, 2008 | 04:35 PM
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i was figuring i'd need more fuel, it doesnt smoke much now at WOT...
I'd like some Mach 4's (waiting on a good deal on a used set)
But im wondering if they would be too small, if i wanna use nitrous??

dzlfarmboy, what size injectors where you running? thats almost a full second which is great!!
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Old Oct 13, 2008 | 04:54 PM
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my truck with mach 4's and a sps62 would dyno 510 on fuel and 680 on nitrous.
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Old Oct 14, 2008 | 10:13 AM
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Would dyno, or did dyno? What axle ratio do you have?
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Old Oct 14, 2008 | 11:18 AM
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Originally Posted by 12valve
i was figuring i'd need more fuel, it doesnt smoke much now at WOT...
I'd like some Mach 4's (waiting on a good deal on a used set)
But im wondering if they would be too small, if i wanna use nitrous??

dzlfarmboy, what size injectors where you running? thats almost a full second which is great!!
They were Mach 7's with a Pro Street 66 on a Dynojet 248H

Brett
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Old Oct 14, 2008 | 11:58 AM
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Originally Posted by dzlfarmboy
They were Mach 7's with a Pro Street 66 on a Dynojet 248H

Brett
How do you tune nitrous on a diesel? I know on a gas engine you will change your timing and check you A/F so you aren't lean.

Just trying to learn.

Paul
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Old Oct 14, 2008 | 11:10 PM
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Originally Posted by 2whistlers
Would dyno, or did dyno? What axle ratio do you have?
"Did", 3.55's
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Old Oct 15, 2008 | 06:41 AM
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Originally Posted by Thedieselkid
How do you tune nitrous on a diesel? I know on a gas engine you will change your timing and check you A/F so you aren't lean.

Just trying to learn.

Paul
I have a progressive controller that I can change the ramp, amount and there's different jet sizes to try, along with changing your fueling aswell.
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Old Oct 15, 2008 | 07:41 AM
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Originally Posted by dzlfarmboy
I have a progressive controller that I can change the ramp, amount and there's different jet sizes to try, along with changing your fueling aswell.
I just noticed that yours is a 12V so that will change things a bit also.
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