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Old 03-22-2002, 03:24 PM   #10
Mushroom
 
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Quote:
Originally posted by Civic_Addict
So does anyone know the actual equation to calculate the HP from the ET or MPH?

This are pretty rough, but how about:
HP = ((MPH/235) ^ 3 ) * Weight (lbs)

This from HP = 550 ft*lb/s, 1/4 mi distance, no tire slippage or air resistance. The cube comes from deriving acceleration -> distance.
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