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Think i made a mistake goin wet.

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Old Jan 22, 2008 | 07:06 PM
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Default Think i made a mistake goin wet.

I have a cammed, full bolton ls1.

I thought that I would get a fuel pump and keep the stock injectors and spray a 150 wet. I am beginning to realize that injectors are a must as well so I plan on buying them.

Did I screw up by buying a wet kit?

I feel the disadvantages I have are : Slightly higher chance of detonation and I have to pull timing from my n/a driving

What advantages do i have?
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Old Jan 22, 2008 | 07:08 PM
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if your car catches on fire your gonne be sky high about all i can think of =p nah sorry for the useless post kinda new to nitrous myself and was wondering the same thing
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Old Jan 22, 2008 | 07:17 PM
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I don't think you should be running out of injectors at all for a 150 shot. what fuel pump did you put in?

There are lots of nitrous accessories out there to pull timing only when the nitrous is armed also...thats what i do

but maybe Robert will convince me to go dry
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Old Jan 22, 2008 | 07:20 PM
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you'll have to pull timing with dry also. there are advantages and disadvantages to both. Wet kit you shouldnt need to up the injectors, you are using the fuel rail to pull fuel so as long as your pump can pump enough full up there you should be good. Def advantage to wet is not relaying on your injectors to pump enough fuel. You sure you need injectors and not just a bap?
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Old Jan 22, 2008 | 07:24 PM
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+1 on you shouldn't need injectors. What are you experiencing to lead you to that conclusion?

99 FRC
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Old Jan 22, 2008 | 07:28 PM
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I have a torquer v3 cam in my car and at high rpms, im seeing high idc. up to 95%. It is possible that the fuel pump is the culprit there. I can lean out my tune a bit to lower it.

I plan on installing a racetronix kit with harness for sure.
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Old Jan 22, 2008 | 07:56 PM
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what fuel pump did you go with?
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Old Jan 22, 2008 | 07:58 PM
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without the cam i was maxing my stock injectors out on a tnt 150 wet shot. put in injectors with the cam for a saftey measure, so you MAY need injectors. don't believe everything you read believe your datalogs
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Old Jan 22, 2008 | 08:18 PM
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Your injectors have nothing to do with the wet kit. Your other mods may have max'd out your injectors. If you have a FPSS, you shouldn't have problems with the kit. My suggestion would be to run a Fuel Pressure gauge and monitor it at high RPM. This would be the true way to tell if your pump can keep up with the demand or not.
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Old Jan 22, 2008 | 08:21 PM
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Personaly I prefer a wet system over a dry system anyday. So I dont feel you made a mistake going wet. You could always swap what you have to a dry system very easily though.
Dave
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Old Jan 22, 2008 | 08:32 PM
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what kind of power are you putting down NA? i dont see why you would need to upgrade injectors, assuming your around 400 rwhp. as for the timing issue, you can always get a timing tuner to allow you to keep your NA horsepower. You would obviously need a fuel pump with that sized shot. Going with a wet kit is not what is making you need to up your injectors. Even if you went dry you would DEFINITLEY need a pump and injectors anyway.
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Old Jan 22, 2008 | 09:04 PM
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My setup makes around 400rwhp n/a.

So i think it is gonna be:
150 wet (have) (hsw kit)
torquer v3 w/ supporting mods (n/a)
trick performance p series gauge w/ all safety stuff including wideband a/f shutoff
tr-6's
racetronix kit
purge kit
some type of ignition retard box
tuning
blowdown tube
bottle heater
purge
blow down tube

Any further suggestions or criticizing?
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Old Jan 22, 2008 | 09:57 PM
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fuel pump isn't listed

I upgraded to a Walbro 255
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Old Jan 22, 2008 | 10:02 PM
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The racetronix kit has a walbro 255
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Old Jan 22, 2008 | 11:34 PM
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Wet: Old Tech (carburetors, primitive VE)
Dry: New Tech (EFI, advanced VE)

That's why most still like wet, it's what they know, but Dry is making some gains to be sure, lol. good input given on your injectors, however, if your at 95% DC, it really say's ya need injectors even running a wet hit, though it's not the wet causing the need.
Robert
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Old Jan 23, 2008 | 04:16 AM
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Originally Posted by pHEnomIC
Any further suggestions or criticizing?


I haven't seen any criticizing....

So, here are some questions I have.

Did you actually buy a new pump, or just the hotwire kit?

How long did the inj. duty cycle hit and stay at 95% (it just seems odd that you have max'd out the inj's with your mods. It could have been a momentary glitch, etc)
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Old Jan 23, 2008 | 06:24 AM
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Originally Posted by pHEnomIC
My setup makes around 400rwhp n/a.

So i think it is gonna be:
150 wet (have) (hsw kit)
torquer v3 w/ supporting mods (n/a)
trick performance p series gauge w/ all safety stuff including wideband a/f shutoff
tr-6's
racetronix kit
purge kit
some type of ignition retard box
tuning
blowdown tube
bottle heater
purge
blow down tube

Any further suggestions or criticizing?
Running NA...
I have serious doubts that a properly operating LS based EFI system has outgrown it's stock injectors with only 400RWHP. If your IDC is at 95% I suspect something else is awry.

N2O wet...
No additional fuel required through injectors on wet N2O set-up. So, even if your injectors are at 95%, you have room, not much, but your fine. Others have said it already, use a BAP.

MOST IMPRTANT: INSTALL A WIDEBAND to watch AFR both NA and especially squirting a wet system, this will help you dial in the jetting on the fuel side of the wet N2O system.
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Old Jan 23, 2008 | 06:56 AM
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replace one of your down tubes with some saftey switches....
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Old Jan 23, 2008 | 09:29 AM
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Opps yeah, one blowdown. My controller comes with all the safety stuff.
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Old Jan 23, 2008 | 10:07 AM
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well what dyno was it on that made 400rwhp.

I am at 97% duty cycle with the stockers. With a wet 150 shot the injectors would need to be replaced for some peace of mind. also the fuel pump is probabaly a culprit if you are on the stocker.
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