This calculator works out the overdrive percent that a lyscholm (screw) supercharger will have to run to achieve a horsepower target.
| variable | description |
| supercharger size | size of supercharger, in Liters |
| horsepower required | flywheel horsepower required |
| max engine rpm | the maximum rpm that the engine will operate at |
| required supercharger speed | the supercharger speed to achieve the required horsepower |
| supercharger overdrive | the percentage of overdrive that the supercharger will have to run |
| related calculators |