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moonwell 
The Mighty Admin

Joined: 11 Mar 2001
Posts: 7399
Location: Des Moines, IA

1992 Cavalier Z24 1994 Cavalier Z24 1977 KZ900
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Post up your dyno sheets from the bash!
My best dyno run was 239HP @ 5950, 235 lb/ft @ 4400.
That is only a gain of 11 HP over last year (was also 10* warmer this year), but look how much better the overall curve looks in the last graph where I overlayed last years dyno. Much smoother curve & the torque doesn't have that huge dip. Also opened up the top end even more. Only difference is the headers & a bit more tuning.
I did a few tests with with richer & leaner AFR's. Seemed to like it best around 12.7.
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Last edited by moonwell on Mon Sep 24, 2007 8:54 pm; edited 1 time in total |
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scott0999 
Doesn't get a title

Joined: 11 Sep 2004
Posts: 9085
Location: WI



1994 Cavalier Z24
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Brad91Z 
Ran out of titles

Joined: 04 Jun 2001
Posts: 16468
Location: Algonquin, IL



1992 Cavalier Z24
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How did you overlay yours?? That is pretty neat, I will have to do that to mine in the morning.
Brad
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| majorz24 wrote: |
Moon is like an exotic dancer for J-bodies, he only works for tips..... |
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whitelightning2 
13 sec N/A club

Joined: 02 Apr 2002
Posts: 21690
Location: Quad Cities, Iowa



1991 Cavalier Z24 2004 Grand AM 2006 Trailblazer LS
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Brad91Z 
Ran out of titles

Joined: 04 Jun 2001
Posts: 16468
Location: Algonquin, IL



1992 Cavalier Z24
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Here is my graph last year versus this year. I was able to smooth out the curve and get rid of the bug power dip that was apparent last year. There was also a healthy gain in torque in the lower rpm's.
Brad
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| majorz24 wrote: |
Moon is like an exotic dancer for J-bodies, he only works for tips..... |
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v6bluebird 
I lost count...
Joined: 24 Feb 2005
Posts: 3956
Location: Muscatine, Iowa



1992 Sunbird SE 1991 Sunbird LE
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Brad91Z 
Ran out of titles

Joined: 04 Jun 2001
Posts: 16468
Location: Algonquin, IL



1992 Cavalier Z24
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Yeah, the rpm was messed up both last year and this year, I would run it to the limiter, and on the graph it will only say that I went up to 5500 rpm.... My limiter is set at 6250rpm, so I guess the rpm's are a bit off.
Brad
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| majorz24 wrote: |
Moon is like an exotic dancer for J-bodies, he only works for tips..... |
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v6bluebird 
I lost count...
Joined: 24 Feb 2005
Posts: 3956
Location: Muscatine, Iowa



1992 Sunbird SE 1991 Sunbird LE
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weird, mine's just fine, i ran it right up almost to the limiter too, and my graph drops right where i let off at 6200.....
BTW i got the vid up of my 191hp run
http://www.youtube.com/watch?v=DnbgjWN3t98
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 224 WHP & 210 WTQ
| 88ragtop wrote: |
- Your not-so-local, untrained, uncertified, backyard mechanic. But my shit runs  |
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whitelightning2 
13 sec N/A club

Joined: 02 Apr 2002
Posts: 21690
Location: Quad Cities, Iowa



1991 Cavalier Z24 2004 Grand AM 2006 Trailblazer LS
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| Brad91Z wrote: | Yeah, the rpm was messed up both last year and this year, I would run it to the limiter, and on the graph it will only say that I went up to 5500 rpm.... My limiter is set at 6250rpm, so I guess the rpm's are a bit off.
Brad |
he needs to start using the RPM pickup instead of relying on the computer to figure it out. Maybe next year i'll ask if he's still got the wires to do that.
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 13.08 @ 105.5 MPH - 275 WHP
2007 Fastest N/A V6 Jbody
2008 Fastest N/A V6 Jbody
2009 Fastest N/A V6 Jbody??? |
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voiceless 
Messageboard Junkie

Joined: 19 Nov 2006
Posts: 649
Location: Iowa


1993 Cavalier Z24 2003 Grand Cherokee Overland 2003 M3
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Yeah, here's mine...
Nice, right?
MSPaint FTW.
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scott0999 
Doesn't get a title

Joined: 11 Sep 2004
Posts: 9085
Location: WI



1994 Cavalier Z24
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fallenz24 
I lost count...

Joined: 14 Nov 2003
Posts: 3765
Location: Pensacola, Florida



1991 Cavalier RS 1990 Cavalier Z24 1987 Fiero SE 1994 Sentra Se-r
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That's a nice Curve Jason!
Dave, Why is your's so bumpy? Good #'s though!
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 1990 Z24 - Modified 3100 ~ Recycled! Gave it's heart to the Fiero.
http://www.youtube.com/watch?v=y5fN2n1egmE
1987 Fiero SE - 2.8L turbo/Auto ~ Kaboom! 3100 / 4T60E swap complete! |
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david_315 
Messageboard Junkie

Joined: 27 Aug 2006
Posts: 659
Location: greenfield, Wisconsin

1990 Beretta GT 1992 Civic EX 1996 Talon TSI
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| fallenz24 wrote: |
Dave, Why is your's so bumpy? Good #'s though! |
x2
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 life is simple make choices and don't look back |
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whitelightning2 
13 sec N/A club

Joined: 02 Apr 2002
Posts: 21690
Location: Quad Cities, Iowa



1991 Cavalier Z24 2004 Grand AM 2006 Trailblazer LS
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the AFR's were bouncing around pretty good on that run.. the other ones are a little smoother.
It does match up pretty good with my desktop dyno graph..
the RPM's on mine are off a little too.. i was running it up to 7,000 RPM every time.
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 13.08 @ 105.5 MPH - 275 WHP
2007 Fastest N/A V6 Jbody
2008 Fastest N/A V6 Jbody
2009 Fastest N/A V6 Jbody??? |
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david_315 
Messageboard Junkie

Joined: 27 Aug 2006
Posts: 659
Location: greenfield, Wisconsin

1990 Beretta GT 1992 Civic EX 1996 Talon TSI
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thats kinda messed up. but good number.
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 life is simple make choices and don't look back |
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