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SFI 25.2 Mustang/LSx build "The Renegade"

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Old 07-10-2009, 07:35 AM
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Originally Posted by slammer454
funny how things change...and snowball...and leave you broke.
i hear that my car started as a minor rebuild now look at it. and im broke good luck tonight. look forward to hearin how it went
Old 07-10-2009, 08:15 AM
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See you guys there tonite !
Me and Shiz are heading down to give Smith a hand.
Old 07-10-2009, 08:17 AM
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The car is loaded up just need to put the tool box together and throw the generator in the truck. I've definitely got some pre-race jitters, yesterday was a very productive day. My oil pressure sender wasn't working correctly, fixed that. I was very concerned with my BS3 box, we had to removed 40% fuel just to get it to idle. Turns out on the reflash one of the tables got corrupted and was adding 100% fuel. Needless to say I did 6 transbrake tests and got the fuel right to 5000rpms. Its using 23% more fuel than it did last year @ the same VE/RPM with less timing. I went ahead and added 20% fuel up top and removed 5 degrees of timing just to be safe.

Pulled the control arms off and changed them over to double adjustable and everything looks good in the engine. Scaled the car and finished up a couple loose ends. The interior is a wreck but thats fine with me.
Old 07-10-2009, 08:18 AM
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Good luck tonight.
Old 07-10-2009, 12:50 PM
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Good luck guys
Old 07-10-2009, 03:55 PM
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We demand videos!
Old 07-11-2009, 02:18 AM
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so how'd it go?
Old 07-11-2009, 08:24 AM
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I'll let phil chime in...but its definately making a sh%t-ton more power (based on VE table additions) and its a little tricker to get down the track
Old 07-11-2009, 10:04 AM
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I'll post here shortly but man the car is making a TON of power, we left 500rpms short of last year and went a 1.36 60'(1.33 last year). Had a bunch of small issues that will be fixed this week...more shortly...
Old 07-11-2009, 12:36 PM
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Long story short.....
1st pass, left @ 3800 and 4.5 psi, picked up the front tires pretty good and hung them for 20-30', didn't turn the AMS-1000, 5.7 @ 126

2nd pass, tossed the fuel pump belt && Timer problem

3rd pass, left @ 3800 and 3.6psi, left soft never got no the tire and shook as power came in

4th pass, upped the leave RPM to 3900, somehow we got 5.9psi and killed the tires

5th pass, dropped the leave RPM to 3800 and still ended up with 5.5psi due to changing the 2 step low and killed the tires.

Looking back, we're going to go back to our 1st pass setup and apply boost there, we were chasing the car the entire night.
Old 07-11-2009, 01:44 PM
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don't forget the mph,139-141 on most of the runs,last run went 150,picked up 8mph with 3 lbs of boost.can't wait until we put some timing in it
Old 07-11-2009, 01:57 PM
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All with 22-23% converter slippage.... Engine is making too much powa!
Old 07-11-2009, 02:12 PM
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Originally Posted by Phil99vette
All with 22-23% converter slippage.... Engine is making too much powa!
never too much power,i told you last night the converter needed tightened up
Old 07-12-2009, 08:20 AM
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Originally Posted by Shawn @ VA Speed
never too much power,i told you last night the converter needed tightened up
we told him that WEEKS ago
Old 07-12-2009, 04:55 PM
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you guys must be making a BUNCH more power if you are seeing that much slippage compared to last years results with that converter.

114 single?
Old 07-12-2009, 05:23 PM
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Originally Posted by gator's 99TA
you guys must be making a BUNCH more power if you are seeing that much slippage compared to last years results with that converter.

114 single?
still the same 106,just made some improvements to the engine-it must have liked them
Old 07-12-2009, 06:05 PM
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Thats still pretty damn fast. Gonna be interesting when you get the car dialed in.
Old 07-12-2009, 08:29 PM
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How do you calculate converter slippage?
Old 07-12-2009, 10:38 PM
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Originally Posted by Shawn @ VA Speed
still the same 106,just made some improvements to the engine-it must have liked them
from wht uve been saying it REALLY liked the changes if uve gained 2-300hp or more. arent you guys gonna try and run more boost this year?
Old 07-13-2009, 05:58 AM
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Originally Posted by 87Lt1Monte
How do you calculate converter slippage?
by comparing driveshaft speed to engine speed in high gear.


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