This calculator evaluates the cost of the change in horsepower vs the cost of change in weight. It looks to improve your elapsed times in the most cost effective manner with a limited budget, whats the best bang for buck!

flywheel horsepowerthe current horsepower at the flywheel
weightthe current weight of the vehicle and driver, ready to run
increase in horsepowerthe proposed increase in horsepower
cost to increase horsepowerthe total cost to increase horsepower
decrease in weightthe proposed decrease in weight
cost to decrease weightthe total cost to decrease weight
currentet and mph for the current combination
increase horsepoweret, mph and cost per 0.01s for the increase in horsepower
decrease weightet, mph and cost per 0.01s for the decrease in weight
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