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nitrous gurus please shine in ?????

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Old Mar 27, 2005 | 11:23 AM
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From: claymont delaware
Default nitrous gurus please shine in ?????

yesterday i went to the dyno and put down 510hp and 639tq at the wheels and my a/f was all over the place......at 4100rpm i dynoed 510hp with a a/f of 14.2 at 4300rpm hp was 501 with a 13.9 a/f reading then at 5400rpm hp was 460 and a/f was 12.4 to 1 a loss of 50hp as the rpm increases the hp drops also as a/f gets better the hp drops bigtime......this was with a full bottle and bottle pressure was 1050 after a purge.....i will try to post a dyno slip ....what i'm getting to is do you guys think the wideband could of been wrong???? because of how the power realy dropped off....... this was on a stock truck motor with stock muffler no cat

what is your opinion on this dyno run i will try to post it soon.....thanks for any help

Last edited by h777; Mar 27, 2005 at 11:30 AM.
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Old Mar 27, 2005 | 11:27 AM
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From: claymont delaware
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dyno run

http://home.comcast.net/~dhinckle/HE...EMI777DYNO.jpg
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Old Mar 27, 2005 | 01:10 PM
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From: Gatesville, TX
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Originally Posted by h777

Holding the gas pedal down all the way? What does the car do on motor? Is this just a N2O problem?

Sean
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Old Mar 27, 2005 | 06:25 PM
  #4  
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From: claymont delaware
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Originally Posted by Gustin
Holding the gas pedal down all the way? What does the car do on motor? Is this just a N2O problem?

Sean

on just motor it made 311hp uncorrected.... 303hp corrected and 338tq at the wheels motor is bone stock only bolt on mod is a homemade intake open exhaust no programmer

i'm not sure why power dropped in the higher rpm the a/f was getting better at 5300rpm a/f was 12.4 to 1

this is a truck not a car........5000 pounds
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