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   AUTOMOTIVE      Anything to do with cars      2,177 messages   

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   Message 504 of 2,177   
   TOM WALKER to ROY WITT   
   Value tap / cam noise   
   30 Oct 11 18:34:00   
   
   RW> RW>> If your Dodge had the Hemi V8 engine, it would have a dual coil over   
   RW> RW>> with dual wires, one to a plug in the cylinder under it, the other   
   RW> RW>> to a plug in the opposite bank. Yes, they have two plugs per   
   RW> RW>> cylinder. One coil fires when the cylinder is near tdc, while an   
   RW> RW>> opposite coil will fire the 2nd plug when that cylinder is on an   
   RW> RW>> exhaust stroke. All in the name of emissions control. Someone told   
   RW> RW>> me a hundred years ago that the Chrysler hemispherical combustion   
   RW> RW>> chamber was inefficient and I guess this proves it.   
      
   RW> TW> Think that could be a reason for the Performance advantage??   
      
   RW>What performance advantage? Even a 5L Mustang can beat their Hemi powered   
   RW>Challanger...hands down. Factory Mustangs and Camaros run in the high   
   RW>to low 13s at the dragstrip, Challengers run in the mid to high 14s...   
      
   I was thinking of the Origional Hemi. Since then the other style engines   
   have made advances and the Hemi has not.   
   ---   
    þ SLMR 2.1a þ Typo Tom Strkes Again   
    * Origin: Since 1991 And Were Still Here! DOCSPLACE.TZO.COM (1:123/140)   

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