White Evo V
I think this is pretty accurate? What do you think? You put the power of your car in and the wight in kg and it tells you the 1/4 mile time, 0-60 and the power to weight ratio per tonne! Genius! 
http://www.letstorquebhp.com/calculator.asp
Whats your results? post them below!
http://www.letstorquebhp.com/calculator.asp
Whats your results? post them below!