Cold start injector for nitrous
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Junior Member
Joined: Feb 2003
Posts: 95
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From: Texas
Car: 69 Camaro
Engine: 355 SBC
Transmission: Glide
Axle/Gears: 4.88 full spool
Cold start injector for nitrous
Would it be possible to connect the cold start injector to a series of switches to add extra fuel for a dry nitrous setup and maybe a seperate fuel preasure regulator dedicated to the cold start injector to adjust how much fuel is deliverd . I've read about Grumpy doing this for his turbo but shouldn't this work for a little juice also.
Surely someone has done this on this board.
Surely someone has done this on this board.
Member
Joined: Aug 2003
Posts: 311
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From: las vegas
Car: '92 droptop bird
Engine: 5.7L,mild cam etc.
Transmission: modded 700r4 w/2600
just the thought of a dry nitrous unit is bone chilling,you can tap into the rear of the fuel rail and use it to supply your WETsystem,if you had a DFI system it would not be too bad to have a dry system but then again its your engine.
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Joined: Nov 2001
Posts: 2,428
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From: Fairview Heights Illinois
Car: 1986 Irocz
Engine: 305 TPI
Transmission: 700R4
Axle/Gears: 3.25:1
The cold start injector isn't a good way to add fuel at WOT because of bad distribution.
A much easier way is to just add fuel for a dry system through the regular fuel injectors. To increase fuel through the injectors you could either raise the pressure with an FMU type device, or you can increase pulse width electronically with a switchable tricker box.
A much easier way is to just add fuel for a dry system through the regular fuel injectors. To increase fuel through the injectors you could either raise the pressure with an FMU type device, or you can increase pulse width electronically with a switchable tricker box.
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nhra-trans-am
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Sep 17, 2015 10:16 PM





