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krummel45

20+ Year Contributor
231
0
Apr 23, 2003
Tampa, Florida
O.K. here is my dyno sheet from where i got it tuned this was at about 19psi on 91 octane. I dont understand why my H.P. Is so low along with low torque numbers? One last thing why does my h.p. and torque drop off at 6.5k rpm that is really really early for my set up(check profile)?

thanks
 

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I made 333@18psi on 93 octane and 14 degrees of timing. Can you give us a little more info on your timing? I have a pretty similar setup as yours. I don't think its that bad considering the octane to be honest. I also made 347 with 13 degrees of timing in 99F heat. Only thing that concerns me is that your really lean for pump gas.
 
I dont think anyone can really tell you why your numbers are what they are without any other info on your car. Timing is definately a big factor in this. Do you have any logger numbers from your run?
 
I wasn't paying to much attention before, but your torque does seem low. Can you post the log of when you were on the dyno ...timing knock rpm g/rev
 
The reason you aren't making as much power as you could is because you are only running like 12psi and then it slowly creeps up to 20ish.

Setup your boost controller properly and your Torque will increase significantly along with your HP.
 
That makes since. When I was dynoing it I had the boost controller turned off, and its off it defaults at 12 psi. Well the turbo is internally gated and it will creep until 19psi. I thought of that early today. So my torque and hp will be higher and they will last past 7000 rpms instead of dropping off at 6.5k, when I turn the boost controller up to 19 psi?
 
I'm no dyno graph expert, but why is torque and hp crossing at 6600. As for your hp, its not really falling off that badly. Your still in your power band at 7k
 
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