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Old Nov 16, 2005 | 07:19 AM
  #35  
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JayDM
All-Motor Street Car
 
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Default Re: all motor=higher compression??

I apologize, I didn't explain myself well. You are correct about the specific energy being half that of gas. But there are gains from using meth. without any other mods. The air intake temps of an engine @8000rpms on meth are roughly -30F!!! The cooling properties alone are usually good for 10% gain!!

Here is some cool info: I re-dynod my drag car recently with 110 octane instead of the normal 116. We noticed almost a 20whp loss!! Again, like methanol, even though specific energies may be equal, burn qualities/rates are completely different.

This turned out to be a good thread...very rare to have an in-depth tech. convo on Drag!

Last edited by JayDM; Nov 16, 2005 at 07:22 AM.