LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Dynoed the lt1 today...

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Old Jul 31, 2004 | 02:48 PM
  #1  
Mitch666's Avatar
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From: Doylestown, PA
Dynoed the lt1 today...

I thought it would be around 275.

284.5 RWHP

320.7 TQ

Mods in Sig, full exhaust and intake.

Pictures of the graph at the cardomain site.

Could someone explain the AFR to me, I am not 100% sure on where I should be and what it means.

www.cardomain.com/id/mitchellotoole
Old Jul 31, 2004 | 03:14 PM
  #2  
95z28 -quicksilver's Avatar
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Re: Dynoed the lt1 today...

Nice numbers Your A/f ration should be low 13's at WOT, which yours is. Any higher and its lean, any lower and its rich. Yours looks a little rich up top in the higher RPM's which is robbing a lil power. You could benefit a little there from a tune.


Chris
Old Jul 31, 2004 | 03:22 PM
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1995greenTA's Avatar
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Re: Dynoed the lt1 today...

quick sliver: off subject but why are your dyno numbers so low?
Old Jul 31, 2004 | 03:26 PM
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simple's Avatar
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Re: Dynoed the lt1 today...

Mustang Dyno!
Old Jul 31, 2004 | 03:27 PM
  #5  
95z28 -quicksilver's Avatar
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Re: Dynoed the lt1 today...

Originally Posted by 1995greenTA
quick sliver: off subject but why are your dyno numbers so low?
http://web.camaross.com/forums/showthread.php?t=285008 Heres the ongoing thread about that.... Basically, i think its the dyno. Because there is no way I trapped 107.xx's at the track with 265 rwhp.... But ya know.


Chris
Old Jul 31, 2004 | 03:35 PM
  #6  
Mitch666's Avatar
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Re: Dynoed the lt1 today...

Good...glad its running decent. Im gonna save the tune for the 355 build up.
Old Jul 31, 2004 | 04:52 PM
  #7  
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Re: Dynoed the lt1 today...

im glad i read this thread, i bought my car the way it sits and didnt know what the car has done to it, now im positive it has a hotcam, the times in my sig are with a regular tune from madz28, exactly the same as yours, i want to get a hotcam tune now and get it right because my car backfires pretty hard when you let off the gas, im not sure if yours does that too?
Old Jul 31, 2004 | 06:29 PM
  #8  
95z28 -quicksilver's Avatar
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Re: Dynoed the lt1 today...

Originally Posted by 97s10ondubs
im glad i read this thread, i bought my car the way it sits and didnt know what the car has done to it, now im positive it has a hotcam, the times in my sig are with a regular tune from madz28, exactly the same as yours, i want to get a hotcam tune now and get it right because my car backfires pretty hard when you let off the gas, im not sure if yours does that too?

Yeah mine does that sometimes because i am running so unbelievably rich and the fact that i am running a cutout....
Old Jul 31, 2004 | 07:35 PM
  #9  
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From: Saginaw, Michigan
Re: Dynoed the lt1 today...

Good numbers! You have pretty much the same mods as me, but LT's instead of my MAC mids.

Our numbers are almost identical, except I also had a catalytic converter in my system, and my A/F looked just like yours. Weird.

Dan

Last edited by stereomandan; Jul 31, 2004 at 07:38 PM.
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