Using information such as tire size, gear ratios, horsepower, and displacement, this handy slide tool works out the relationship between; E.T., M.P.H. and power to weight ratios; Tire diameter to speed and gear ratio; Engine displacement to compression ratio; Horsepower measured at flywheel; Horsepower rating are calculated for rear wheel horsepower
- Works out the following relationships: ET, MPH, & power to weight ratios, Tire diameter to speed & gear ratio, Engine displacement to compression ratio, Horsepower at flywheel
- Horsepower rating is calculated for rear wheel horsepower.
