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  1. #1
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    We run them around 12.8-13. Timing is your main concern on nitrous. Look up the big boys runnin nitrous and see what they run then tell me I don't know what I'm talkin about. I was just tryin to help out but oh well. You guys know everything, I'm a dumbass. I forgot
    2007 RCSB|DTR81 built LSx 3xx|PRC|NX|BOGART|MSD|QUICKFUEL 950 E85|4L80|FTI Converters|Smith RaceCraft|Racepak
    midweststreetcars.com

  2. #2
    Quote Originally Posted by parker View Post
    You guys know everything, I'm a dumbass. I forgot
    LOL you said that not me. I will be the first to admit. I do not run nitrous. However, I say it again, Mitch is pushing his truck too hard. I could personally care less whether you know what you are talking about or not. I know a tiny bit about turbos and don't claim much else. Mitch is pushing his truck too hard. I was not trying to get an arguement started. I have learned not to listen to everything posted on a forum. Lots of people have no idea what they are talking about. I am sure you have noticed. I double check everything that I see on the net.
    99RCSB Broke because I wasted thousands and thousands of dollars on my truck.

  3. #3
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    Quote Originally Posted by zeake View Post
    LOL you said that not me. I will be the first to admit. I do not run nitrous. However, I say it again, Mitch is pushing his truck too hard. I could personally care less whether you know what you are talking about or not. I know a tiny bit about turbos and don't claim much else. Mitch is pushing his truck too hard. I was not trying to get an arguement started. I have learned not to listen to everything posted on a forum. Lots of people have no idea what they are talking about. I am sure you have noticed. I double check everything that I see on the net.
    2007 RCSB|DTR81 built LSx 3xx|PRC|NX|BOGART|MSD|QUICKFUEL 950 E85|4L80|FTI Converters|Smith RaceCraft|Racepak
    midweststreetcars.com

  4. #4
    Quote Originally Posted by parker View Post
    thanks
    99RCSB Broke because I wasted thousands and thousands of dollars on my truck.

  5. #5
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    Quote Originally Posted by zeake View Post
    LOL you said that not me. I will be the first to admit. I do not run nitrous. However, I say it again, Mitch is pushing his truck too hard. I could personally care less whether you know what you are talking about or not. I know a tiny bit about turbos and don't claim much else. Mitch is pushing his truck too hard. I was not trying to get an arguement started. I have learned not to listen to everything posted on a forum. Lots of people have no idea what they are talking about. I am sure you have noticed. I double check everything that I see on the net.
    what do you mean he is pushing it too hard? he hasnt even started to push it yet. if its sitting low 11's afr its running pig rich and needs to be leaned up bigtime. theres alot of time left in his current setup IMO.

    old mod list: H/C/I/N/E/G 408
    new mod list: 5.3, gears/posi, mufler and tune : (

  6. #6
    Quote Originally Posted by TXsilverado View Post
    what do you mean he is pushing it too hard? he hasnt even started to push it yet. if its sitting low 11's afr its running pig rich and needs to be leaned up bigtime. theres alot of time left in his current setup IMO.
    He is pushing the limits of his stock transmission.
    99RCSB Broke because I wasted thousands and thousands of dollars on my truck.

  7. #7
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    Quote Originally Posted by zeake View Post
    He is pushing the limits of his stock transmission.
    ok that i could see

    old mod list: H/C/I/N/E/G 408
    new mod list: 5.3, gears/posi, mufler and tune : (

  8. #8
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    i wana keep it high 11, real low 12. this might not be optimum, but id rather be safe than sorry. and i know thats not too rich by any means. id even be alright with a little richer...
    01 Silverado

  9. #9
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    Quote Originally Posted by TXsilverado View Post
    it all depends on who you talk to...i've heard of people tuning to 12.5-12.8 on the juice without any problems at all.

    not something im willing to try though haha. i had my tuner set me right at 12.0 A/F

    SKEEERRRRED!!! JUST SAY SO HAHAHAHA JFWY!!


    i always ran around 12.8-13.5 NA

    i ( when ready ) will do the 12.5-12.9 on the juice its all gonna depend on the logs and timing!!!! just gotta NO when to get out of it !!!

    timing does play a big part soooo keep an eye on it lol
    Simple: 408 on steroids!
    single digits coming soon!

  10. #10
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    This guy is a nitrous tuner for NOS and travels around tuning nitrous cars. He also has nitrous classes. His name is Monte Smith." I know the NOS suggested jetting is larger on the fuel and that will be dead rich. Will it run? Sure. Will it hurt anything? Likely not at these low HP levels. Are you getting near what you should from the kit? Absolutely not. It has been preached for years that "rich is safe" and most guys tend to believe it, but that could not be farther from the truth. Excess fuel just beats the crap out of the rings. 99% percent of nitrous related engines failures are from too much fuel, too much timing, or both. It is EXTREMELY rare to burn a motor by getting the nitrous system too lean. Barring a mechanical malfunction or an extremely bonehead tune up change, that is nearly impossible to do.As far as A/F numbers, for some reason, people seem to think nitrous motors need to run way richer than they do in N/A form...again, not true. As an example, if your motor makes best power N/A at around a 13:1 A/F ratio, a moderate nitrous tune (less than 250 hp) will be fine at that same 13:1 A/F ratio, provided you get the timing correct. Although I would not suggest you go straight to these numbers, I run the 632 in the drag radial car, at about 13:5.1 A/F ratio, with about 600hp worth of spray. The Pro-Mod car also runs over 13:1.1 with over 900hp worth of juice. Anything in the 9,10, or 11 range, on spray, is DEAD RICH."Heres more off his site Smothers Tuned SuperCars - Nitrous Class
    2007 RCSB|DTR81 built LSx 3xx|PRC|NX|BOGART|MSD|QUICKFUEL 950 E85|4L80|FTI Converters|Smith RaceCraft|Racepak
    midweststreetcars.com

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