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Mopar dyno day SLC

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Old 03-31-2012, 04:38 PM
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Default Mopar dyno day SLC

Well I went to do a baseline pull and that's just what I got. I hoped for a miracle but certainly didn't get on. For some reason, the SC tuner didn't keep the gov at 140mph like I set it or I would have gotten another 10ish hp out of it. I also think my flowmaster knock off was robbing some hp too, as apparently flowmasters are famous for.

But, without further a-do. Here's the dyno sheet. Pics and video to follow.

IMG_20120331_140945.jpg
 
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Old 03-31-2012, 05:27 PM
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cool man, thats pretty much what I ran with my stock 2gen. IVe got a dynoday in a few week im going to so ill see what the HO puts out.
 
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Old 03-31-2012, 05:36 PM
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Not too bad..all you have is SC flashpaq and a muffler right?
 
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Old 03-31-2012, 05:50 PM
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Any difference between the pulls there?
I see the A/F changed from 15.54 to 13.72
I wonder why and what caused?
 
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Old 03-31-2012, 10:00 PM
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I am not sure why the AF did that, but there where 2 other pulls that looked like the better one. I didn't run it, I think the governor just surprised the guy. And yep, that's all the mods I have but an efan is going in tonight. Thunder, I'm curious aswell to see what you put out with all your other mods.

There were sooo many challies there, and I missed a SRT8 jeep that pulled 700hp

I had the lowest pull though lol. Cry
 
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Old 03-31-2012, 10:16 PM
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rule one of the dyno, no crying!!! hehe. its not what you make but what you run in the 1/4 that matters.
 
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Old 03-31-2012, 10:36 PM
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Then I will cry there haha.

It will probably tears of joy once that monster cammed hemi is in there.
 
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Old 04-01-2012, 08:51 AM
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My base line pull on the race car was at 435whp, 398 lb/ft torque @17psi. The a/f ratio jump (on yours) from 15.xx to 13.xx has me concerned. Under the 13.xx pull, you gained 7whp and 7 lb/ft. The engine (apparently) likes to make power with more fuel. Am I under the impression that you did NOT make any changes between pulls?
 
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Old 04-01-2012, 10:54 AM
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the 4.7 come tuned from the factory to run lean, hemifever like to tune them to run high 12, low 13. but im not sure how it changed mid runs.
 
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Old 04-01-2012, 11:40 AM
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Yea no changes were made. You don't think I could have a fuel system issue do you? Wouldn't want that with the thirstier hemi in there.
 


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