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Need a quick dynamic CR check please

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Old Jun 26, 2004 | 12:48 AM
  #16  
1racerdude's Avatar
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That is the one I started with a while back.It is close but not dead on.There are several more inputs that can be added to get it closer.
Go to Performance Trends web site and download their demo and you will get a lot better idea of the input's to use.

Last edited by 1racerdude; Jun 26, 2004 at 12:51 AM.
Old Jun 26, 2004 | 12:52 AM
  #17  
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Well. I was fairly afraid to plug in my own numbers for fear of what I would get, and I wasn't disappointed. It's spitting back a DCR of 9.52 for my current setup, which means I'm in the market for a different cam huh? I knew it was going to be high, but not THAT high... I AM learning though. Now to figure out what I REALLY need...

Dave C.
Old Jun 26, 2004 | 12:56 AM
  #18  
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Yoy are not all bad with REALLY REALLY good cooling,it is doable with that high of a DC.
When you go to their site check the top tool bar under options and check the one with all the details,if the demo will let you.Don't remember since I got my own program's.

Last edited by 1racerdude; Jun 26, 2004 at 01:00 AM.
Old Jun 26, 2004 | 12:59 AM
  #19  
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I'm headed there now. I DO know that I ended up having to install an MSD timing controller to pull out about 6 degree's across the board for pump gas, but out at the track it runs like a raped ape on c16 and full timing. The cam is still too small though, and this will help me figure out the best one.

Dave C.
Old Jun 26, 2004 | 01:03 AM
  #20  
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With a good dyno tune you shouldn't have to pull timing if it was tuned with pump gas.That all goes back to the REALLY good cooling system.
A **** is good for a bad tank of gas though.
Old Jun 26, 2004 | 10:34 AM
  #21  
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I agree that 9.52:1 is a high DCR for a pump gas motor. I think a cam with a later intake closing point would help.

Rich Krause
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