To Calculate	Knowing	Formula
lbs-ft	Nm	Divide by 1.355818
Nm	lbs-ft	Multiply by 1.355818
Capacity cm3	Cylinders - Bore/Stroke in mm	PI()*(Bore/2)^2*Stroke/1000*Cylinders
Horsepower SAE	Torque in lbs-ft/RPM	Torque*RPM/5252.10
Horsepower kW	Torque in Nm/RPM	Torque*RPM/9816