These equations are for recreation only.
Not a substitude for actual testing.

Wallace Racing - ET/MPH/HP Calculator for Quarter Mile Runs Weight is as the car sits on the line: driver and gas in it. HP is at the crank The answers below will be for at sea level and standard pressure/temperature. (no weather correction). Calculate ET and MPH from HP and Weight Using Quarter Mile Runs Weight HP     Input your HP and Weight please Calculate HP From Weight and MPH MPH Weight   Input Your MPH and Weight of Your Car Calculate HP from ET and Weight ET Weight   Input your ET and Weight please