NITROUS OXIDE System Designs | Installation| Wet/Dry/Direct Port

How low can you spry a 50 shot?

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Old 06-12-2006, 05:43 PM
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Kyle, use the two-step that is already in your EFILive custom o/s! Hook yourself up a momentary switch and be done with it.
Old 06-12-2006, 08:09 PM
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Originally Posted by thunder550
Kyle, use the two-step that is already in your EFILive custom o/s! Hook yourself up a momentary switch and be done with it.



where is a 2 step in efi live
Old 06-12-2006, 08:47 PM
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Originally Posted by litreddevil
where is a 2 step in efi live
They call it Valet Mode.

I might have to give it a try, but its not that I can't hold the brakes, it's that it takes about 5 seconds or more to build much boost and its hard to be consistent when you have to stand on both pedals at the same time for that long and then try to time the launch. I really just would like to be able to come to the line and mash it and go.
Old 06-13-2006, 12:47 AM
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Originally Posted by litreddevil
where is a 2 step in efi live

You insert another pin into the PCM and when that pin is grounded it creates a second rev limiter. Part of one of their custom o/s's.
Old 06-13-2006, 01:04 PM
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Originally Posted by TXsilverado
wouldnt the forced induction stop the nitrous from puddling at low rpm's? i figured nobody sprayed below 3k because there wasnt enough vacume in the intake yet...but i have no clue what im talking about so someone set me straight please

It's not just the fuel puddling you have to worry about at low rpm.

Think of it like this. In a dyno plot, hp is derived from torque using the formula of (Tq*rpm)/5252. Nitrous adds whatever pill you're spraying through at any rpm. It doesn't change the rpm at which you make the power. So an engine that makes 300 hp @6000 rpm(262 ft lbs @6000rpm) and only 50 hp @ 1500 rpm(175 ft-lbs@1500rpm) that you throw a 100 shot on will now make roughly 400hp@6000rpm (350 ft-lbs) and 150@1500(525 ft-lbs!!!!!) Most engines make more than that at low rpm, some people spray more. That just makes it even worse. It's just a huge torque shock until you're above 5252 rpm, when it evens out. Thats a pretty good reason not to spray real low unless you're mad at your driveline
Old 06-14-2006, 11:07 PM
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spraying below below 3K is great. if you don't do it your chicken ****.
Old 06-18-2006, 03:33 PM
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mine is hook up just to a wos and a toggle switch,i turn the tog on and mash it and it sprays
Old 06-18-2006, 04:01 PM
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Originally Posted by kbracing96
They call it Valet Mode.

I might have to give it a try, but its not that I can't hold the brakes, it's that it takes about 5 seconds or more to build much boost and its hard to be consistent when you have to stand on both pedals at the same time for that long and then try to time the launch. I really just would like to be able to come to the line and mash it and go.
Are you bracket racing or street racing? I usually stage quik as possible then bring the Rs up as soon as the other guy stages. I'll bring it to 2100 that nets me 1psi boost then floor it on the first green it comes up to 2500 and release the brake on the first yellow. I usually leave with 4-5 psi.It shouldn't take 5 seconds unless you put on a bigger turbo than the upgrade turbo. I am going to spray mine with a 40 or 50 because I still have a shity 2.0 60ft. Get a pwm type system then you can make it come on a little more gently. I saw a mustang guy running a gt 45 on a stock 4.6 it took him forever to get it up.
Old 06-22-2006, 09:31 PM
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Originally Posted by kbracing96
Maybe I will try it. EFILive is coming out with a new COS that will allow me to add fuel and adjust timing for the NOX, so I can spray a dry shot. With such a small shot and being dry, I would think it would be pretty safe.
You'd be surprised at how "not small" that might be. I sprayed a 100 Dry and went a 13.43 best from a 14.57 best on motor only when I had the 5.3. It was a "home made" kit, but I used the jets recommended by Nitrous Dave to achieve the 100hp setting. I think it was rated at 100rwhp.
Old 06-25-2006, 12:15 PM
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i sprayed a 100shot off my 2k stall i was fine, did that about 20 times. on my 4.3L


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