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-   -   Nitrous (http://www.the370z.com/engine-drivetrain/12488-nitrous.html)

Snakes709 12-19-2009 02:15 PM

Nitrous
 
Ok so ill get straight to the point. Always wanted nitrous but dispite the many people that did it in a Cobalt, i didnt think the car can handle it. So now that i have a 370z with a stronger engine i think the car can now handle it. I'm going to head to a car shop and pick a Zex Kit up for $700. Thats the basic kit. Once the winter is over im getting the Racers Kit which comes with a WOT switch, Window Switch, Purge Kit w/ LED's and a few other things.

Couple questions I have is. Is there any vendors or place i can get a throttle body spacer. I have one that i used on my cobalt but A. not sure if it fits the 370z tb and B. not sure if the nozzles are the same type of fittings.

Another question I have, what do you think the max shot size the car can handle. Since its my first time with nitrous im starting out on a 50shot until i get use to it and get more expeirence.

Last question is. Does anyone know where i can get better spark plugs...1 or 2 step colder.

As long as everything goes to plan ill have pictures up later of the kit. If anyone has a nitrous kit hooked up already, please post pictures so i can get a basic idea on how i want my set up.

SOLISIMO 12-19-2009 02:32 PM

This thread should get you in the right direction.

Finally hit my 2nd goal ..450whp.....whats next? - MyG37

PapoZalsa 12-19-2009 04:13 PM

This is your brain on Drugs...

This is your engine on Nitrous...

GET THE POINT!!!! ;)

ZKindaGuy 12-19-2009 04:25 PM

You are going to regret you ever made this decision...

spearfish25 12-19-2009 04:34 PM

Nitrous is just a cheap thrill (that will cost the price of an engine in the long run). Invest in some real performance mods.

SOLISIMO 12-19-2009 04:58 PM

Wow I cant believe the opinions on here, I personally dont want nitrous but if used right its safe...

Rickey89 12-19-2009 05:00 PM

i say do it and let us know how it is,

note: i am just saying this because i wouldnt juice my own Z, i want to know how it is but for a few seconds of benefit and then a bigger loss down the line i wouldnt do it.

but to each his own, people have already told me not to tt my car and yet im still saving for it, so its your car build what makes YOU happy

370Zsteve 12-19-2009 05:00 PM

Quote:

Originally Posted by SOLISIMO (Post 332338)
Wow I cant believe the opinions on here, I personally dont want nitrous but if used right its safe...

And if used wrong :confused:

I think someone better post a link to proper nitrous use...I have no idea and personally would never do such a thing to my precious Z. But I'm in for pics and updates! :excited:

Snakes709 12-19-2009 05:15 PM

Well i got the kit. Zex Wet System...cost me $734. Its just the basic kit for now, ill be getting the racers kit in a few weeks with all the other safety parts. I plan on building my engine up once the parts are avalible and i have the cash....ie...when i get a tour complete in afghanistan. Most im going to go with is a 100shot. Anyways heres some pictures.

http://i344.photobucket.com/albums/p...9/IMG_0384.jpg

http://i344.photobucket.com/albums/p...9/IMG_0385.jpg

http://i344.photobucket.com/albums/p...9/IMG_0386.jpg

http://i344.photobucket.com/albums/p...IMG_0387-1.jpg

http://i344.photobucket.com/albums/p...9/IMG_0388.jpg

370Zsteve 12-19-2009 05:20 PM

Have fun, man! Keep us updated! :driving:

Hey if it doesn't work out, nitrous can be fun at parties. :icon14:

1slow370 12-19-2009 05:25 PM

yeah not de-natured race nitrous that will make you sick DO NOT INHALE NON-FOOD GRADE NITROUS OXIDE. not saying you will snakes just warning after the previous comment.

Snakes709 12-19-2009 05:25 PM

Quote:

Originally Posted by 370Zsteve (Post 332372)
Have fun, man! Keep us updated! :driving:

Hey if it doesn't work out, nitrous can be fun at parties. :icon14:

so i've heard...lol. If i feel like its starting to cause issues ill just turn it into a very expensive purge show...lol

SOLISIMO 12-19-2009 05:26 PM

Quote:

Originally Posted by 370Zsteve (Post 332342)
And if used wrong :confused:

I think someone better post a link to proper nitrous use...I have no idea and personally would never do such a thing to my precious Z. But I'm in for pics and updates! :excited:

you bring up a good point. If used wrong then the same thing would happend if you were to install a TT without a proper tune:tiphat:

1slow370 12-19-2009 05:33 PM

i hate to tell you this but that looks like a 350z kit with a single fogger and it isn't going to work. You need dual foggers and jet metered fuel supplys to work on our cars and the old 350z stuff doesn't quite work right. then you should have a dual wide bands so that you can properly size the jets for both sides of the engine to get it running the best. Twin throttle bodie engines are a pig aren't they. An old 90-96 300zx kit is probably the closest you will get so long as it doesnt use plates

edit: here's a kit that is more like what u need http://cgi.ebay.com/ebaymotors/ZEX-N...item35a44f3195

One_Quick_Z 12-19-2009 05:45 PM

You could have bought my kit I was selling for 1000 and it has all of the extra parts you wanted haha

All you will need for the dual TB is an extra set of jettings and some extra steal braided line which you can get from Zex and or get the HR kit it will be the same thing. If you go with 100shot you will need a tune and one step colder plugs, Which is what I was planning on doing to my 06 350Z before I traded it in on the 370Z ha


Aslong as you use the saftey assesories you will be fine its the Idiots that use a 200 shot on the stock block that blow their motors up


DAN

Snakes709 12-19-2009 05:51 PM

Quote:

Originally Posted by 1slow370 (Post 332391)
i hate to tell you this but that looks like a 350z kit with a single fogger and it isn't going to work. You need dual foggers and jet metered fuel supplys to work on our cars and the old 350z stuff doesn't quite work right. then you should have a dual wide bands so that you can properly size the jets for both sides of the engine to get it running the best. Twin throttle bodie engines are a pig aren't they. An old 90-96 300zx kit is probably the closest you will get so long as it doesnt use plates

edit: here's a kit that is more like what u need ZEX NOS NITROUS KIT FOR 2007 2008 07 08 NISSAN 350Z:eBay Motors (item 230389920149 end time Jan-16-10 15:34:37 PST)



Sorry, forgot to mention that. I knew that point when i bought the kit. They have the parts i need at the shop i got this...but i used up my cash to get the kit, ill be getting that stuff later. Wont be installing the kit until the spring anyways for 2 reasons. 1. i have less then a month before im deployed for 3 months with hte army. and 2. there is snow all over the place here and i think snow + nitrous = bad idea, considering im having a hard enough time getting traction as is.


Quote:

Originally Posted by One_Quick_Z (Post 332397)
You could have bought my kit I was selling for 1000 and it has all of the extra parts you wanted haha

All you will need for the dual TB is an extra set of jettings and some extra steal braided line which you can get from Zex and or get the HR kit it will be the same thing. If you go with 100shot you will need a tune and one step colder plugs, Which is what I was planning on doing to my 06 350Z before I traded it in on the 370Z ha


Aslong as you use the saftey assesories you will be fine its the Idiots that use a 200 shot on the stock block that blow their motors up


DAN

Do you have a part number or a site i can get 1 step colder plugs from? No offence but im nervous enough about using nitrous on my baby, i wouldnt buy a used kit.

One_Quick_Z 12-20-2009 12:27 PM

Quote:

Originally Posted by Snakes709 (Post 332402)
Sorry, forgot to mention that. I knew that point when i bought the kit. They have the parts i need at the shop i got this...but i used up my cash to get the kit, ill be getting that stuff later. Wont be installing the kit until the spring anyways for 2 reasons. 1. i have less then a month before im deployed for 3 months with hte army. and 2. there is snow all over the place here and i think snow + nitrous = bad idea, considering im having a hard enough time getting traction as is.




Do you have a part number or a site i can get 1 step colder plugs from? No offence but im nervous enough about using nitrous on my baby, i wouldnt buy a used kit.



Its not used its brand new I traded the 350Z in before it was even fully installed/used at GRD haha... Well Just find out what the stock heat range it for the current plugs you have and go one step lower


DAN

Snakes709 12-20-2009 01:00 PM

Yea, im going to check NAPA tomorrow and see if they have the plugs. Priced how much it will cost to get the lines to run to the 2nd intake....approx $170. Thats for 2 splitters, nitrous nozzle, jets to split each intake into a 25shot (total of a 50shot), 4 braided hoses. Still trying to figure out where to put the nitrous management unit at. There is no room in the engine bay...only option is to put it next to the coolant and run a longer hose to the other intake. Also where do you guys think I should have my purge come out of? This is of course when i get the Racer Tuners kit in a few weeks.

Heres a few pictures how i can have the bottle mounts. Didnt get a picture of the third idea...not sure if the track will allow it anyways. But behind the seats fits a 10lb bottle perfectly.

http://i344.photobucket.com/albums/p...9/IMG_0399.jpg

http://i344.photobucket.com/albums/p...9/IMG_0400.jpg

And a little funny picture...
http://i344.photobucket.com/albums/p...9/IMG_0397.jpg

LiquidZ 12-20-2009 01:03 PM

^kitty likes the giggle gas.

One_Quick_Z 12-20-2009 02:27 PM

If you get a tune you can safely run a 50 shot on each intake which is what I would do.. From talking with some of my friends on ChicagoZ they said that a 50shot(total) wont really increas your 1/4mile times and also make that much more power. you have to take into consideration drive train loss. That is why I would do a 100shot that would be like an extra 80-85whp

and if you take the precausions such as window switch and a good tune you will be fine

DAN

motoextreme 12-20-2009 02:40 PM

I say do it and take me for a ride:tup: I want to see what a Nitro car feels like. Rode a bike once on the 10 Fwy with it. Doing about 80, hit a little button when I was in 6th and hit 140 or so.. Pretty crazy feeling and it tore some of the teeth off the rear sprocket (it was aluminum, stupid idea on the owners part).

Anyway, too old for that crazy type stuff now a days but a rush just the same!

Togo 12-20-2009 03:07 PM

First off, this is a great picture!
http://i344.photobucket.com/albums/p...9/IMG_0397.jpg


Second, I'm really interested to see the results on this setup. I've heard it can be done safely with the right equipment and tune so I'm very interested to see how this turns out Snakes. Keep us updated.

Snakes709 12-20-2009 04:14 PM

Only reason i wanted to go with something lower then a 100shot is I have never used nitrous before. So i dont want to use a huge shot and something goes wrong then im ******. I know with all the proper parts and a tune everything should be safe but ya never know. However i started thinking, its to much of a hassle to set it up for a 50-75 shot and then change to a 100-125shot. Tune, fuel grade and other things will have to be changed. So i might as well just go straight to 100 shot.

I'm still getting the blow down tube, purge kit, WOT switch, Window Switch and bottle heater and spark plugs. I'm going to put the main activation switch between the 2 heated seat switches. The purge botton will be where the sync rev match button would be if i had it. Window Switch box will be where the NAV system would be. And im taking out the volt gauge and placing the presure gauge there. I'm hoping ill have the 2nd kit before i leave for the Oympics, which is around Jan 19th...wont be home until March 26th.

As for the tune, I talked to a local shop about tuning my car. They have COBB but never tuned a 370z. Since they said they never tuned a 370z they will give me a discount since its a learning curve. Last time i got that deal, my mechanic ****** my car up...was able to run but it ran shitty and cost me a few hundred bucks to figure out the issue...never found out what caused the issue until i switched superchargers and then got a new tune. So like i already said, i wont get home until March 26th...so shortly after that date ill have dyno results of what im making with the bottle. Just with the Stillen intakes im making 280whp and 225lbs trq

Snakes709 12-20-2009 09:52 PM

Ok question for people. Going to order the other set of parts to run a second line to the 2nd intake and a adaptor so i dont have to actualy cut the fuel line, just make it plug and play, which includes:

6x -3AN to 1/8 NPT, Straight
2x Fitting, 1/8" NPT Female Tee
1x Fitting, 5/16" Hose to 3/8" Barb
1x -4AN to 1/8 NPT Straight
1x 1ft 5/16 Fuel Hose
2x 5/16 Hose Clamps
1x Fitting, 5/16" SAE Tube to 3/8" Barb Fuel Adapter, 1/8" NPT Port
1x 90 Deg -4AN Swivel Adapter
2x 1/8 NPT Bulkhead Fitting w/ Backing Nut
1x Nozzle "Blackout"
2x Steel Braided Hoses -3AN Ends

So i've decided im going to run a 100shot. 50 in 1 intake, 50 in the other. Now my question is, what size jets are needed....17/32 makes a 55 shot, what drops it down to 50 even? 17/30?

Snakes709 12-22-2009 11:29 PM

So I got the parts orderd but they wont be here before i leave to be deployed for 3 months with the army. I got a tiny bit of progress done...not much i can do since A. i dont have a good working enviroment. B, i dont want to set the kit up until i get the parts i orderd and the racer tuners kit and C. im slowing installing part by part because my gf doesnt want me installing the kit...she wants me to bring it to a professional..but its pretty **** simple.

Anyways heres a few pictures of what i did tonight and dont laugh at my artistic skills

http://i344.photobucket.com/albums/p...9/IMG_0401.jpg

http://i344.photobucket.com/albums/p...9/IMG_0406.jpg

http://i344.photobucket.com/albums/p...9/IMG_0405.jpg

http://i344.photobucket.com/albums/p...troussetup.jpg

motoextreme 12-22-2009 11:45 PM

That red switch with the cover is AWESOME! Reminds me of gone in 60 seconds and Eleanor.

I can't wait to hear how this thing feels when you get it all wrapped up. A buddy of mine had a bright yellow Dually (back when lowered dually chevy's were in). Thing had a 454 and he ran through so much nitrous it was crazy! You'd hop on the freeway and this massive truck would HAUL!!!!!! Funny thing is he was a driver for UPS...wonder what happened to that guy (Jimmy..you out there man...crazy SOB!!!!)

Good luck with this man...looking forward for more updates.

jran76 12-23-2009 12:26 AM

Here's another NX Express install....

Some pictures of my Nitrous Express Install - VQ35HR - MyG37

As mentioned, Zex makes a kit for the HR engine that is setup for the dual throttles....

Zex: '07-Current Nissan 350Z Nitrous Kit

Snakes709 12-23-2009 12:53 AM

Quote:

Originally Posted by motoextreme (Post 338437)
That red switch with the cover is AWESOME! Reminds me of gone in 60 seconds and Eleanor.Good luck with this man...looking forward for more updates.

Personally i hate the switch, i would rather have it in the center console glove box (where the nav would be) but that is where my window switch box is going. So the fake switch between the heated seats button will have to do. Thanks for the comment.

And to Jran76. Yea i seen that kit after i bought this one, kicking myself in the ***. I had to watch the video on Zex site for the 350z like 5 times to see what parts and how they were setting it up, then i orderd what i was missing.

Cant wait until May 7th. That will be the first drag race of the season and the first time i get to use the nitrous (besides dyno)

1slow370 12-23-2009 02:13 AM

that is the exact same kit i posted up, and onequickz take note i know you have a few extra little parts in your setup but who would pay a grand for a kit when you can buy a boxed version through any local resaler for only 850? that is why you have been campin on that thing since i joined this board.

ianthegreat 12-23-2009 08:56 AM

Just make sure you are monitoring your ratios. I would not rely on the tune alone.

Snakes709 12-23-2009 01:05 PM

Quote:

Originally Posted by 1slow370 (Post 338521)
that is the exact same kit i posted up, and onequickz take note i know you have a few extra little parts in your setup but who would pay a grand for a kit when you can buy a boxed version through any local resaler for only 850? that is why you have been campin on that thing since i joined this board.

I couldnt make up my mind what i wanted...was still abit nervous about using nitrous. Kit only cost me $735 taxes in at the local shop.

Quote:

Originally Posted by ianthegreat (Post 338684)
Just make sure you are monitoring your ratios. I would not rely on the tune alone.

Dont worry got that coverd. Not meaning to sound like a ******* so please dont take offence. But if you check out the exterior/interior section i been talking to kyle from stillin about trying to get them to make us up some gauge pillars. I'll have a wideband, bottle presure gauge and havent figured out what my 3rd gauge will be...probably fuel presure or oil presure.

One_Quick_Z 12-23-2009 01:09 PM

That is 750 for the basic kit not all of the extra stuff I have sorry 1slow370 but that is what its worth, I have come down a little on the price and dont mind taking a little loss on it. But the price is right, if you want to do N2O right an safe everything will cost about 1k in parts and then install and tune ontop of that.



DAN

FuszNissan 12-23-2009 01:14 PM

Not a fan of that install on the G37, not enough stealth for me. Should have mounted the nozzles under the CAI, also hope those steel braided lines don't rub into the hood.

Snakes709 12-23-2009 01:18 PM

Its still cheaper then a TT kit..lol. Unless i get a few tours to afghanistan before we pull out, then i have no chance in getting a TT kit, so nitrous will have to do me.

As for the stealth part. My gf convinced me to set the car up for more of a show car so im not making my kit to stealthy.

RCZ 12-24-2009 01:06 PM

mount it sideways near the chassis bar, looks better that way.

Snakes709 12-24-2009 03:20 PM

I already got it mounted the other way...really starting to regret it cuz there is no room in my trunk now. I guess i can mount it the other way but ill have 5 holes in the carpet..lol.

FuszNissan 12-26-2009 07:41 PM

post some pics

Snakes709 12-26-2009 08:57 PM

Pictures are already posted on the 2nd page...no further updates until i get the parts to run the 2nd line to the intake. But this is how the bottle is staying...
http://i344.photobucket.com/albums/p...9/IMG_0399.jpg

Off the topic of nitrous here are a few pictures of mods i did.

Tinted tail lights (also not in picture but i installed chromed amber turn signals)
http://i344.photobucket.com/albums/p...9/_MG_0424.jpg

Blacked out headlights with 8000K HID's
http://i344.photobucket.com/albums/p...9/_MG_0415.jpg
http://i344.photobucket.com/albums/p...9/_MG_0417.jpg
http://i344.photobucket.com/albums/p...9/_MG_0423.jpg
http://i344.photobucket.com/albums/p...9/_MG_0426.jpg


Issue im having now is to find a spot for the NNU. On the Zex site, they show a video of a dual tb set up. They mount the NMU behind the engine on the fire wall. However the 370z has the big *** strut bar and a hose back there. So i need to come up with a idea.

FuszNissan 12-27-2009 02:03 PM

I mounted mine in the compartment next to the power steering in my 350. The compartment opposite of the battery compartment. Then I mounted my purge out the side markers. Just to give you some ideas. I put my bottle side ways like your first pic. good lck

Snakes709 12-27-2009 03:28 PM

Quote:

Originally Posted by FuszNissan (Post 344321)
I mounted mine in the compartment next to the power steering in my 350. The compartment opposite of the battery compartment. Then I mounted my purge out the side markers. Just to give you some ideas. I put my bottle side ways like your first pic. good lck

Do you got a picture of how you ran both the NMU and the purge?


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