Miles Per Hour = Kilometers Per Hour x 0.62137

Kilometers Per Hour = Miles Per Hour x 1.60934

MPH = RPM x Wheel Diameter (in) / Total Gear Ratio x 336

RPM = (MPH x Total Gear Ratio x 336/ Wheel Diameter (in)

Horsepower (hp) = Kilowatt (hp) x 1.34

Kilowatt (kW) = Horsepower (hp) x 0.746

Torque (lb.ft.) = (Brake hp x 5252) / RPM

Litres (l) = Cubic Inches / 61.02

Cubic Inches = Litres x 61.02