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Old Feb 25, 2006 | 12:57 PM
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Default 2 stage dry

anyone have a two stage dry and what would i need to control it and convert from a single stage dry?
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Old Feb 25, 2006 | 04:58 PM
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To control it you would need another window switch or timer. To convert over you wouldn't need much. You could Y the main feed line and connect the two N2O solenoids directly to the Y. Figure you would need the Y fitting, another N2O solenoid, a NPT to AN fitting, short length of hose and another dry nozzle along with a jet or two.

Matt
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Old Feb 25, 2006 | 05:04 PM
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Our PRO Dry was speced with dual staging in mind. Dual SS nozzles and optional dual 400hp pro noids. A very versitile and quality based kit. check it out. if you have any multi stage dry questions give me a holla, as I run this on my personal car. Matt covered the other things you need.
Robert
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Old May 13, 2006 | 06:18 AM
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Originally Posted by Robert56
Our PRO Dry was speced with dual staging in mind. Dual SS nozzles and optional dual 400hp pro noids. A very versitile and quality based kit. check it out. if you have any multi stage dry questions give me a holla, as I run this on my personal car. Matt covered the other things you need.
Robert

What you described above is the direction I have been going with my 'Pro Kit' install and I was hoping for some more info or some tips from the 2 stage dry users out there. (I searched on '2 stage dry' and found LOTS of great info, This site has a few guys doing 2 stage dry)

So far, I have been installing/building my system with the thought of having 2 of the Pro noids and 2 separate stages of dry. (2 very small stages until I get all the bugs worked out and all of the safety equipment installed and working correctly)

I have my noid bracket installed and set-up for 2 of the Pro noids (need another Pro noid please Robert...) and I have started installing the nozzle assemblies. I currently have 2 nozzles installed in the sides of the lid (towards the front, and pointing directly at each other) and had planned to install my 90deg. nozzles in the very back of the lid (pointed towards the maf). I was looking to have the nozzles in the back of the lid set up as one stage and the nozzles in the sides set up as 2nd stage.

I had hoped to have it set up so as that I could either use stage 1 (with 50hp jets?), stage 2 (with 75hp jets), or both at the same time
to give me 125hp worth of spray. My plan was to have both stages set up independently so either (or both) could be used from the start...

With what I currently have and what I currently have in mind, Is this idea workable for me? Am I going about it in the wrong way? And most important, Can you recommend any safety devices or switches that would be good for this type of set-up?

Any advice?

As always, I appreciate any of your time and ALL of your patience...
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Old May 13, 2006 | 07:36 AM
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You can control a 2 stage like that by just using the arming switchs. You can turn on noid 'A' or noid 'B' or both.You only need one window switch unless you're seperating the on and off points from 'A' and 'B'
Hawk
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Old May 13, 2006 | 12:38 PM
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I have a 2Stage...but I use both simul-cast for now. I have a digiset, but havent hooked it up yet. Something about 200+launches that feels, so, so, how do you say it? Just kicking good
Digiset timer, WS, FJO noid Driver, two manual flip switches...they all work.
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Old May 13, 2006 | 09:25 PM
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Originally Posted by 227Hawk
You can control a 2 stage like that by just using the arming switchs. You can turn on noid 'A' or noid 'B' or both.You only need one window switch unless you're seperating the on and off points from 'A' and 'B'
Hawk

Thanks a bunch 227Hawk! That was exactly the sort of thing I was looking to do. I put some thought into this project and I am hoping that a few of the 'experts' around here can help me realize my dream...

I have been using the heck out of the SEARCH button (trying to learn) and I know that I CAN build a safe and reliable 2 stage dry system that I can control with the simple 'flick' of a switch.

I still need the nozzle assemblies for the back of the lid (indexed towards the MAF), another noid, some plumbing, and some sort of rpm window switch/afr safety switch, but I AM getting there a little at a time.


Pics are of the spot I left in my bracket for the 2nd stage of my system. This project is still 'under construction', so please excuse the mess...
Attached Thumbnails 2 stage dry-work-progress-006.jpg   2 stage dry-work-progress-01.jpg  

Last edited by BigDaddyZ28; May 14, 2006 at 10:32 AM. Reason: To fix a bad picture...
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Old May 13, 2006 | 10:24 PM
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I would use the straight shooters in the location in your pic, for your 2nd stage. Then I would use the 90* in the neck pointed towards the MAF, for 1st stage, giving a nice safe a/f. This way you'll see your richest mix from the get go, and later if it's to rich you can change one 90* for another straight that will then shoot towards center of box. However, I feel once the second stage comes on you'll be pretty close to ideal on a/f, as the straight nozzles in stock location have a tendancy to be a bit lean.

Did you find any of my threads where I described my set-up? If not I would be glad to share what I have done: dual ws, 1st gear lock out on 2nd and third stage, option to go with any combo of stages or single and stuff like that.
Robert
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Old May 14, 2006 | 03:39 AM
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Dang man, now your going to make me want to mount my noids...shoots. FWIW I unbolted my noids from next to the hood release one night when I found a leak, never mounted them back up, left them laying ontop of the bellows.

Robert, would you mind posting a pic and instructions on your home made 1st gear lockout in the wiring diagram sticky? If you would, please title it 1stgear lock out
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Old May 14, 2006 | 06:36 AM
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Originally Posted by Robert56
I would use the straight shooters in the location in your pic, for your 2nd stage. Then I would use the 90* in the neck pointed towards the MAF, for 1st stage, giving a nice safe a/f. This way you'll see your richest mix from the get go, and later if it's to rich you can change one 90* for another straight that will then shoot towards center of box. However, I feel once the second stage comes on you'll be pretty close to ideal on a/f, as the straight nozzles in stock location have a tendancy to be a bit lean.

Did you find any of my threads where I described my set-up? If not I would be glad to share what I have done: dual ws, 1st gear lock out on 2nd and third stage, option to go with any combo of stages or single and stuff like that.
Robert
Were you meaning the 'neck' of the lid or the bellows? Can you give me an idea about where in the neck to put it (distance from the front of the maf to the nozzle).

My plan was for 2 nozzles back there but if a single 90 is the best way to go for the first stage then that is what I will be doing. I was mostly planning for 2 nozzles back there (not really because I NEEDED 2 of them) because I could have made the plumbing look cooler in the end. I Figured that 2 nozzles with smaller jets in them would be equivalent to one nozzle with a big jet. Was I way off base on that idea?

Any advice on the brand or type of safety switch/rpm switch I should be looking at for this 2 stage dry project? I understand that it will limit my 'tuneability' some, but I would prefer to run both noids off a single switch if at all possible for now (like 227Hawk described above) and come back later with another if I NEED it. I can pre-run the wires in my harness so upgrades should be a snap.

Thanks for the help Robert. Your experience is priceless...
I think I missed the thread where you decribed your system. Could you give me some insight as to how you are doing this on your car? Pics? I have been to your site a few times, but not lately. Should I go look there?

I currently have 90's in the sides (indexed slightly up and towards the maf) but these will be coming out and getting swapped with some straight nozzles.
Once these get swapped out I will have a few 'spare' 90's I can use in the back for the first stage.

Robert, If you get time could you get me some prices so I can get this finished up and go play... Needing an 1803 Pro Noid, and 2 straight nozzle assemblies (so I can swap these in the sides of my lid). As soon as I get the rest of this hardware installed, I am going to have Matt (from HSW) hook me up with some custom plumbing and whatever safety switches that I need to get. It ought to be sweet when it's all over and done with.

Thanks for all the help guys. I couldn't pull this project off without you guys!
You guys are helping me save time, $$$, and possibly engines... I appreciate!
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Old May 14, 2006 | 06:52 AM
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I'm running a single 90* in the neck for my 1st stage. Located directly behind the clamp. This clears the filter coming in from the bottom and basically hides that nozzle.Then bring in the secondary from the sides for the best spray pattern. Another alternative is 'breach' the filter from the bottom. This is easier with a K&N then paper element. You can use a RPM window switch and WOT to control turn on and two toggles for the stages. Or an FJO mini to control both and put 1 stage on a 'trigger' wire. There are several ways to do it. Just price the options and pick what's best for
your application.
Hawk
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Old May 14, 2006 | 09:53 AM
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Cat, I'll do that, however, I haven't figured out how to make the trick wiring schematics that everyone has, mine are all hand jobs.


Originally Posted by BigDaddyZ28
Were you meaning the 'neck' of the lid or the bellows? Can you give me an idea about where in the neck to put it (distance from the front of the maf to the nozzle).
Yes, either one, you can go as close as 3inches, this is how far mine are, my 1st stage nozzles, one is a straight and one is a 90*, however, my CAI allows for the straight nozzle to shoot into the box and meet up with my 2nd stage nozzles which are both straight. Now if you single nozzle, 3inches may be a bit close depending on size of shot. This is why I like to split each stage into dual nozzles, more tuning options. Here is a pic of my quad nozzles. Currently I have it tuned for 11.2 to 11.5 on a custom fuel curve in my tune, but my base a/f was set with nozzles.


My plan was for 2 nozzles back there but if a single 90 is the best way to go for the first stage then that is what I will be doing. I was mostly planning for 2 nozzles back there (not really because I NEEDED 2 of them) because I could have made the plumbing look cooler in the end. I Figured that 2 nozzles with smaller jets in them would be equivalent to one nozzle with a big jet. Was I way off base on that idea?
I like the dual nozzle approach for tuning, and you can jet one side higher than the other, but remember, dual jets are mapped out differently than single jets, and explained in the jet stickie.

Any advice on the brand or type of safety switch/rpm switch I should be looking at for this 2 stage dry project? I understand that it will limit my 'tuneability' some, but I would prefer to run both noids off a single switch if at all possible for now (like 227Hawk described above) and come back later with another if I NEED it. I can pre-run the wires in my harness so upgrades should be a snap.
Well there are so many ws or progressive controllers on market these days, that it would be a thread on it's own. there have been a few threads as of late on this and most manufacture's explain their product, or start a new thread explaining what you want to do and you'll get a ton of info. We had a limited number of progressive controllers, but not sure if we got a new batch yet (production slow). Yes. both stages can be controlled with one unit.

Thanks for the help Robert. Your experience is priceless...
I think I missed the thread where you decribed your system. Could you give me some insight as to how you are doing this on your car? Pics? I have been to your site a few times, but not lately. Should I go look there?
I have my current system set-up for about 150rwhp shot in stage one, coming on at 3000rpm in first gear. My 2nd stage has a first gear lock-out and comes on at 4100rpm in 2nd gear (about 50rwhp). Then both stay on till end of run. I have a 3rd stage that will also be lock-out in 1st gear and will come on at 5100rpm in 2nd gear(about 50rwhp). This was done to spread out the torque and allow my stock long block to live. Actually I have a torque curve that runs just like a turbo or blower (dyno graph in my web). I also run dual ws, a seperate toggle for each stage, and a master arm sw for all my n20 gear. In my web lots of pics for insight and some info in links section.

I currently have 90's in the sides (indexed slightly up and towards the maf) but these will be coming out and getting swapped with some straight nozzles.
Once these get swapped out I will have a few 'spare' 90's I can use in the back for the first stage.

Robert, If you get time could you get me some prices so I can get this finished up and go play... Needing an 1803 Pro Noid, and 2 straight nozzle assemblies (so I can swap these in the sides of my lid). As soon as I get the rest of this hardware installed, I am going to have Matt (from HSW) hook me up with some custom plumbing and whatever safety switches that I need to get. It ought to be sweet when it's all over and done with.
Yea, Matt has some really trick hoses and plumbing options. I'll pm yea on prices.

Thanks for all the help guys. I couldn't pull this project off without you guys!
You guys are helping me save time, $$$, and possibly engines... I appreciate!
You're welcome, I also when I was first doing my dual stage picked the minds of many, this sight is a great asset.
Robert

Last edited by Robert56; May 14, 2006 at 10:01 AM.
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