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converting from plate to nozzle, need a little help...

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Old 05-22-2003 | 03:48 AM
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converting from plate to nozzle, need a little help...

Ok, here's the deal. Currently I have a compucar plate system. I'm getting very sick of dealing with compucars lack of support, and their prices on parts sucks ***.

So I decided to convert to a nozzle system, and ditch the compucar plate that they were ****ing me up the *** with 30 buck apiece jets for. I am alos leaning this way for hopes of better fuel atomization.

This is on a TPI style intake with a 200 shot, btw. Yes, the motor is prepped to handle it.

Anyways, thinking I knew enough, I went and ordered a fogger nozzle and the appropriate jetting to tune for a 200 shot using a single nozzle.

Well, after seeing it firsthand, I quickly realized that the people saying a single nozzle will flow that amount are full of ****. The orifices on a fogger are not large enough.

Also, the fogger threads seem to be pipe thread, while my current fuel and N20 lines at AN-3.

I was thinking about buying ANOTHER fogger nozzle, and jetting a 100 shot in both, and using Y blocks to mate them to one pair of solenoids.

I was also thinking of buying an NX shark nozzle, that will support a 200 shot with a single nozzle.

So here are my questions.

1. Are NOS flare jets compatible with NX flare jets? Or would I have to buy new NX jets? This is important, as if I am investing in new jets, I may be getting close to the cost of the twin fogger setup, that would probably provide better atomization.

2. How much N20 WILL a single fogger support?

3. What exactly do I need to buy to mate a fogger (or shark) nozzle to the AN-3 lines coming off the solenoid? Part numbers would be awesome!
Old 05-22-2003 | 04:58 AM
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Re: converting from plate to nozzle, need a little help...

Originally posted by owned
I was also thinking of buying an NX shark nozzle, that will support a 200 shot with a single nozzle.
I’m starting to get the impression that the shark nozzle has changed a little bit over the years. I know that when I got mine there were a few people (including an NX ‘engineer’ that I spoke to) that confirmed running 250hp worth through it, but it seems that since then a lot of peple have lowered that number to 200. Personally, I’ve never tried more then 175.

1. Are NOS flare jets compatible with NX flare jets? Or would I have to buy new NX jets? This is important, as if I am investing in new jets, I may be getting close to the cost of the twin fogger setup, that would probably provide better atomization.
Have I tried them, no, but they should both be cut to the same 37.5* flair and assuming that they were meant to go in the same size fitting (AN-3) then they should work. They look very similar. If you want, I’m sure I could snag some exact dimensions off of one of my NX jets and maybe even a pic…

2. How much N20 WILL a single fogger support?
Good question, seems like they pretty much refuse to give any real information… I suspect that it’s in the 150hp range.

3. What exactly do I need to buy to mate a fogger (or shark) nozzle to the AN-3 lines coming off the solenoid? Part numbers would be awesome!
An AN-3 hose end and a the flair jet that you want to use…
Old 05-22-2003 | 05:10 AM
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FWIW, I just tried my NX an-3 lines and matching flair jets on an old NOS plate that I have and they fit perfectly.

If you want pics I'll try getting some later today, but it they do work...
Old 05-22-2003 | 11:12 AM
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Hmmm.... NX's website says that their normal "shark" nozzle can be jetted for 250 HP, or at least they list that their single nozzle shark systems can be...

I'm just worried about making the same mistake twice....
Old 05-22-2003 | 04:19 PM
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Can’t tell you for sure, I can tell you that I know people that have run 250 through them and dynoed about what you’d expect, that I’ve run 175 through one, and that the lines/jets are compatible.

Have you found that the NOS one just won’t go past some #? Do you have the traction to hit it with 200 at once? If not then I’d run 2 stages… You know, really, you can get the NX nossle, try 200 and if you need more use the NOS as a second stage or vice versa.
Old 05-23-2003 | 01:57 AM
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Originally posted by 83 Crossfire TA
Can’t tell you for sure, I can tell you that I know people that have run 250 through them and dynoed about what you’d expect, that I’ve run 175 through one, and that the lines/jets are compatible.

Have you found that the NOS one just won’t go past some #? Do you have the traction to hit it with 200 at once? If not then I’d run 2 stages… You know, really, you can get the NX nossle, try 200 and if you need more use the NOS as a second stage or vice versa.
Well, when pulling the NOS fogger apart, it clearly won't support a 200 shot, as the fogger orifice is smaller than a .073 jet, which is what I was running off the compucar stuff.

I have been leaning towards doing 2 stages. Due to the 5800 feet altitude, N/A power is obviously quite off. My setup nets me mid/upper 14's off the juice, and with tire and a proper launch, can dead hook on a 125 shot off the line. However with the altitude, thats still only around 300 whp.

I don't purge anything, I've never seen the point, as a softer hit on the bottle usually means you can get into it sooner. With the slightly softer hit on the 200 engagement, I can do it right when it hits second, and tear down the track with little or no wheelspin.

Wow, this is getting kinda long winded.

Bottom line is that I am looking do move to a dual stage setup in the future, but for now I am just looking to get back to where I can run up to a 200 shot. Funds prevent me from spending the cash to set up another stage. After another bottle, feed line, fuel tap, solenoids, and short lines, I'll be looking at 400 bucks that needs to stay in the bank for tuition right now.
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