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

DelSoto dyno'd his LE2 heads with GM847 cam.

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Old Sep 21, 2008 | 12:12 AM
  #31  
6Speed's Avatar
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nice! how does the 847 compare to the 306?
Old Sep 21, 2008 | 03:31 PM
  #32  
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Huge Power, nice!.. Noticed your signature says LT4 - Did you have Lloyd port LT1 or LT4 castings?
Old Sep 21, 2008 | 03:39 PM
  #33  
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I had him do LT1 castings and manifold I had. My understanding was there wouldn't have been much more gain in using the LT4 castings and manifold which were later sold to help fund the project.
Old Sep 21, 2008 | 10:22 PM
  #34  
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Awesome when you gonna get so track time in ... should throw down some good ET's
Old Sep 21, 2008 | 10:27 PM
  #35  
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Nice. I can't wait to see what mine is going to do with a 383ci and the same head/cam combo
Old Sep 21, 2008 | 10:32 PM
  #36  
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Originally Posted by 6Speed
nice! how does the 847 compare to the 306?
The GM grind is usually good for a few more hp. The cc306 is old, really old. But it does still lay down good numbers, and runs great on n2o. both are common around these parts.
Old Sep 22, 2008 | 01:12 PM
  #37  
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From: Jackstandican
Originally Posted by DelSoto
Sorry bout the camera pic. I don't have a scanner. I tried to get Ed to send me the runfiles so I could open up WinPEP and do a screenshot but he didn't have a way to do that. Anyways, here is the graph he gave me.
Ed said these are the best numbers he has seen from Lloyd's heads.
If you go to the track you're going to want to step up to at least a 4:11 gear.
Old Sep 22, 2008 | 03:43 PM
  #38  
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Originally Posted by slomarao
The GM grind is usually good for a few more hp. The cc306 is old, really old. But it does still lay down good numbers, and runs great on n2o. both are common around these parts.
gotya. A few more hp means less than 10 more? I've been running the 306 for a few years now. It's a great cam but my car only laid down 370rwhp with it and home ported heads/intake + bolt ons. Really would like to thoroughly break the 400rw barrier. Prob need to get Lloyd to take a look at my heads first.
Old Sep 22, 2008 | 05:18 PM
  #39  
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get your heads to llyod. The work you did most likely didnt do much. Send the intake too.

You ll be glad when hes done.
Old Sep 22, 2008 | 06:17 PM
  #40  
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im about 20 minutes from eds shop i will only take my car to him for tunes. On that callaway the owner brought the car down from california to have it tuned. After it got tuned the owner put bigger injectors in it and then flew ed and his equipment up there for a retune. Way to much money
Old Sep 22, 2008 | 06:28 PM
  #41  
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Thumbs up

Very nice numbers!

Interesting choice in the Z06 lifters... any particular reason for that?

Sorry if that has been hashed to death, I'll do a search as soon as I finish this thread... just don't get to spend much time on the forums.

Thanks
Old Sep 22, 2008 | 06:39 PM
  #42  
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Originally Posted by billymz28
im about 20 minutes from eds shop i will only take my car to him for tunes. On that callaway the owner brought the car down from california to have it tuned. After it got tuned the owner put bigger injectors in it and then flew ed and his equipment up there for a retune. Way to much money
Yep.....but cheaper than hauling the car to Tulsa which is what he had done.
Old Sep 22, 2008 | 07:11 PM
  #43  
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The LS7 lifters are cheaper and are a direct replacement.
Old Sep 22, 2008 | 07:22 PM
  #44  
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Originally Posted by DelSoto
Yep.....but cheaper than hauling the car to Tulsa which is what he had done.
Hey bro... do you have a pushrod length checker? I need to use one.
Old Sep 22, 2008 | 09:02 PM
  #45  
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Very, very nice! What are the specs on your 355 motor?



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