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Nitrous Oxide Too soon, jr.

shooting a HR

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Old Dec 20, 2008 | 12:40 PM
  #41  
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Ex2cinaZ
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From: Harpers Ferry WV
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Originally Posted by coachk
...are you doing the install yourself? NGK Iridiums- part # LFR6AIX-11 NGK Coppers-part # LFR6A-11

I saw an invoice from GTM where they did a TT on an HR motor and they used the above Iridiums
These are the plugs... no updates as of yet.. like i said i'm going to be tossing the bottles on sometime this winter... def before the spring when the track opens. GOD i'm so excited.
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Old Dec 28, 2008 | 08:11 PM
  #42  
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Are you thinking of running a return line and new regulator for the fuel system (moving the regulator from the tank to the rail)?

I was looking at a nitrous setup long ago (before I had bills ) and that was my biggest concern. I wanted to have room for swapping jets when I knew I would, and that meant multiple maps (now available from uprev, just have a nitrous map where you don't get timing worth a darn), and then just run colder plugs.

That works out to:
Nitrous setup with window switch and WOT controller.
Plugs
Tuning
Fuel system

At nearly $2800 for everything I wanted (new) just under $2000 if I sourced a lot of used stuff, I had trouble pulling the trigger.
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Old Dec 29, 2008 | 09:06 AM
  #43  
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Unless you're running a gigantic shot (which you shouldn't anyway using wet systems), you don't need to mess with fuel system at all.

I got my complete kit with all the accessories brand new for just under $1100.
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Old Dec 29, 2008 | 02:49 PM
  #44  
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plans are to put my HR Zex kit in tomorrow
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Old Dec 29, 2008 | 06:21 PM
  #45  
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From: santa rosa, TX/Kuwait
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If you are running only a 75-100 shot, I thought you don't have to change the plugs or put a tune. I swear I heard that somewhere here. But I plan on buying the Zex kit hopefully by the end of '09. How much power can a stock HR clutch handle. Hopefully by the time I get mine, there should be so much info for the HR.
Thanks Guys
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Old Dec 30, 2008 | 01:18 AM
  #46  
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Originally Posted by costilla
If you are running only a 75-100 shot, I thought you don't have to change the plugs or put a tune. I swear I heard that somewhere here. But I plan on buying the Zex kit hopefully by the end of '09. How much power can a stock HR clutch handle. Hopefully by the time I get mine, there should be so much info for the HR.
Thanks Guys
From what I read, you don';t have to, but that leaves more chance to detonation and would reduce the life of your engine. I think that with nitrous, you coudl potentially gain a lot of power, but it needs to be taken seriously and going cheap and skipping steps is not an option. I mean it's already way cheaper than a turbo so why not dish out the extra money for a tune and plugs. It's only like 700 more bucks for a lot of saftely. ANd if you already have a refalsh you definetly need to retune because your reflash advanced your timing which is the opposite of what you need to safetly run nitrous, retarded timing.
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Old Dec 30, 2008 | 08:29 AM
  #47  
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From: Oceanside, CA
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The stock Denso plugs have a heat range equal to an NGK 7, which will be fine for a 75 shot, stock timing is still good too.

For a 100 shot, you should go one more step colder, which Denso offers. Timing SHOULD be retarded 3-4 degrees under stock. You should ramp the timing down between the 2500-3000 range and up, as you shouldn't be activating the nitrous under 3000 RPM anyway.

I pushed the install back to tomorrow, I will have pics once I get underway
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Old Feb 22, 2009 | 12:58 AM
  #48  
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From: houston
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i've got nitrous installed on my hr for almost a year now with no tune. Running a 100 shot but i've only used about 4 bottles and the car is still running good. I stop using it because i know the stock clutch cant handle that type of power and will die on me real fast if i keep on spraying. But otherwise the motor is still running strong and have no problems so far knock on wood. I can tell you with nitrous the car pull hard! I even pulled on the new c6, the engine pull so smoothly to 130 i dont even feel the drag. Right now im thinking of removing the nitrous and go back to stock for now until I can save up some money for some real power. Just waiting to see how the motor will hold up with some crazy power.
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Old Feb 22, 2009 | 02:51 PM
  #49  
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Originally Posted by Jae350z
i've got nitrous installed on my hr for almost a year now with no tune. Running a 100 shot but i've only used about 4 bottles and the car is still running good. I stop using it because i know the stock clutch cant handle that type of power and will die on me real fast if i keep on spraying. But otherwise the motor is still running strong and have no problems so far knock on wood. I can tell you with nitrous the car pull hard! I even pulled on the new c6, the engine pull so smoothly to 130 i dont even feel the drag. Right now im thinking of removing the nitrous and go back to stock for now until I can save up some money for some real power. Just waiting to see how the motor will hold up with some crazy power.
hmmm...got pics?
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