Electric starters for Rotax Engines. Starter kits for Rotax 447, 503, 582. Electric starter kits contain all components to attach electric starter to the engine. The GPL starter kits have an option that will allow you to retain the pull cord starter as well. The Rotax factory starter will eliminate the recoil starter. The With the Rotax factory starter the starter motor is in line with the crankshaft. The GPL starter motor is 90° to the crankshaft.