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spooling a turbo with nitrous

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Old 04-03-2012, 09:38 PM
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Default spooling a turbo with nitrous

Hey guys can anybody help me understand this better. How do you set it up ? Do you install the nozzle on the hot side of the turbo ? How can u regulate the nitrous
Old 04-03-2012, 09:44 PM
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you put the nozzle on the discharge of the turbo/after intercooler/before tb, just like any other application, with appropriate jets.
Old 04-03-2012, 09:57 PM
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Ok so the nozzle is pointing at the turbo
Old 04-03-2012, 10:02 PM
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First off I have never done this nor do I probably even know what i am talk about but here goes.

I am assuming you already have the turbo setup and are using some kind of tuning software to manage your setup. You would need to install the nozzle after the turbo and intercooler (if you are running one) but before your IAT and or MAF assuming your are blowing through your MAF. You regulate it just like any other setup, with different size jets that let a certin about of nitrous flow or some sort of progressive controller.

If you are using it to just spool the turbo you will need to use a rpm window switch and a throttle position switch to activate it only at wot. That way you can bring it on early but not too early in order to spool it. Say 2500 to 3500 or what every depends on your setup.

If it is a dry N2O shot you have to tune in the extra fuel with your tuning software. If it is a wet shot then you shouldnt have to account for extra fuel in your tune but make sure your fuel system is up to it and that nozzle for the N2O & fuel mixture should probably go after the MAF and IAT and just before your throttle body.

Welp..... I will let the experts pick this apart. Your question was a little vague and I though you might not get many people responding and I am a little buzzed so i figured WTH I will chime in.
Old 04-03-2012, 10:07 PM
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You spray the nitrous into the engine like normal. Nitrous will obviously make more power and cause the RPMs to go up quicker. Exhaust flow is what spools a turbo, so by getting the RPMs up quicker you are creating more exhaust, which in turns spools the turbo. The faster you can get the RPMs up the faster the turbo will spool.

Listen to a nitrous car when it activates nitrous.
Old 04-03-2012, 10:22 PM
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Originally Posted by F0x Slaughter
You spray the nitrous into the engine like normal. Nitrous will obviously make more power and cause the RPMs to go up quicker. Exhaust flow is what spools a turbo, so by getting the RPMs up quicker you are creating more exhaust, which in turns spools the turbo. The faster you can get the RPMs up the faster the turbo will spool.

Listen to a nitrous car when it activates nitrous.

vrrooooooooooooooommmmmm SPRAY VROOOOOOOOOOOOOOOMMMMMMMMMMMMMMMM
Old 04-04-2012, 05:29 AM
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Originally Posted by waterbug1999
vrrooooooooooooooommmmmm spray vrooooooooooooooommmmmmmmmmmmmmmm
bbbbbboooooooooooooooooommmmmmmmmmm!!!!
Old 04-04-2012, 06:47 AM
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N2O basically puts more O2 in to the cylinders than the engine could on its own. You obviously need to add more fuel to this extra O2 and this results in a bigger bang. THis bigger bang means you end up with a greater volume of exhaust gas and its at a hotter temp. Greater exhasut gas volume helps the turbo to spool sooner as dose the added heat.

obviously this needs to be setup and tuned for!
Old 04-04-2012, 09:19 AM
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I have mine setup for this purpose. You install it like any other nitrous system. With a dry setup you put it with nozzle facing TB blade 6" before the TB. I have mine setup to turn on at 85% throttle (when armed) and turn off at 8psi of boost. I have yet to use it but should make the 106 come online in an instant on the street.
Old 04-04-2012, 07:57 PM
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How are you controlling the nitrous
Old 04-04-2012, 08:51 PM
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Could you run a Hobbs switch backwards. IE if it sees the 8lbs it will turn off the nitrous? Instead of going it sees 8lbs and it activates.
Old 04-05-2012, 01:48 AM
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Where can.you buy a normally closed hobb?
Old 04-05-2012, 06:22 AM
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I believe there are kits out there. Speak to one of the big N2O distributors.
Old 04-05-2012, 11:24 AM
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Originally Posted by ProTreeRacing
Where can.you buy a normally closed hobb?
http://www.alcoholinjectionsystems.c...duct_info.html

This one has both, one lead that is normally closed and one that is normally open.
Old 04-05-2012, 12:37 PM
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Originally Posted by Bowlson
How are you controlling the nitrous
Via Holley HP EFI input/outputs. It could also be easily done with a standalone ZEX TPS trigger and turn off via Hobbs switch.



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