S2000 Talk Discussions related to the S2000, its ownership and enthusiasm for it.

Dry Nitrous System

Old Feb 15, 2003 | 05:34 PM
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From: connersville
Default Dry Nitrous System

I'm thinking of going with the dry NX or Zex system. What accessories would I need to start out with? Does anyone sell a kit with all I would need? I've seen kits, but I really don't know what to buy so I'm not sure if they have all I'll need. Sorry to sound like a lameass. I just don't want to waste my money.
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Old Feb 15, 2003 | 07:23 PM
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Hey...I have a wet NX kit. Before ya do anything with nitrous please read all ya can on the subject and get a full understanding of how it works and its properties. The dry kits are easy to install......In colder weather a bottle heater is a must hte zex heater....the one i have is lame....only heats the bottle to 800psi....950 to 1000 is better. A pressure guage is also a must! To much pessure from the bottle and damage can occur. If your a street racer an auto opener is a big plus and almost a must for those unexpected stoplight C-5 battles. Besides that your good to go. I'd stay under 50 shot for dry. Change your spark plugs....platnium are no good for nitrous. Iridium are no good either. I tried the zex plug....boy they really sucked bad. Stay away. I like champion copper plus (318 rc12mc4) plugs.....Gap them aggressively.....say .048 to .050.

Anyway feel free to P.M. me with questions!

By the way people have had good luck with zex product...but the two zex products I tried Sorta sucked. The plugs blow i lost a good amount of horse power (20)and my times suffered big time (g-tech measured). I eventually fouled a plug. Thats when i switched to the champions wow day and night difference!
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Old Feb 16, 2003 | 07:14 AM
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i thought a wet shot would be safer because you are spraying nitrious and gas??? if it is not safer some please explain to me why? thanks

MAtt
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Old Feb 16, 2003 | 07:20 AM
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[QUOTE]Originally posted by 02spas2k
[B]i thought a wet shot would be safer because you are spraying nitrious and gas??? if it is not safer some please explain to me why?
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Old Feb 16, 2003 | 08:37 AM
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ItalianBuckwheat knows his stuff!!! pm me with any specific questions on my setup!
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Old Feb 16, 2003 | 09:04 AM
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If you try to produce too much power with a "dry" system don't you risk running the engine very lean?
i thought a wet shot would be safer because you are spraying nitrious and gas??? if it is not safer some please explain to me why? thanks
Dry Systems usually have a "Brain" That tells the engine to add more gas. I feel more comfortable with gas mixing with the nitrous before entering the manifold (shark nozzel). An intake WET system mixes the fuel and nitrous together into a fine spray before entering the cylinders. A DRY system sprays nitrous into the cylinder thru the air intake then the fuel injector sprays in fuel basically mixing the fuel and the nitrous in the cylinder. I perfer to mix the nitrous and fuel before entering the cylinder.

A Nitrous system Can be safe(dry or wet or direct)...But it takes a hardcore dedication to tuning and checking your engine. Its not a install and forget about it mod.
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Old Feb 16, 2003 | 12:52 PM
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dry systems runs by increasing your fuel line pressure. so say when you go to hit that 40 "shot" of n2o, your fuel rail pressure increases and your injectors squeeze out more fuel. that's it. there aint no brains about it. the thing that happpens with dry set ups is that when you start getting towards "75" or "100" shot areas, your injectors faults start coming into play. how much more pressure can your fuel rail be increased? and injectors all flow at different rates, but when you increase the pressure, it only exagerates teh problem.
wet setups's get around this problem by adding fuel at the nozzle. but, there always problems associated with single nozzle "wet" systems on hondas. if you squeeze too much. say "75", you start tp have fuel puddling, which is no good. you tend to have more run lean conditions with this set up. honda intake manifolds exagerate this problem more with their desgins.
definatly nitrous is not a set it and forget it mod. it takes a bunch of jets, a box of sparkplugs, and a whole lot of runs to tune a nitrous set up right. make sure you keep checking those plugs for rich and lean condition. error on the safe side, because a fouled plug is better then broken rings lands.

ps. don't place the "dry" nozzle to close damnit! =P
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Old Feb 24, 2004 | 07:31 AM
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Would you have to worry about fuel puddling with a 50 shot?
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Old Feb 24, 2004 | 11:14 AM
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subscribe.
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