Capacitor Discharge Ignition (CDI) With CDI technology, you’ll enjoy easy starting and consistent performance throughout the rpm range. Loop-Charged Fuel Induction Loop-charged fuel induction ensures a highly efficient air-to-fuel ratio for the perfect combination of power and efficiency. Enhanced Versatility Easy-to-use manual trim and start enhance portability on low-horsepower models. Intuitive Controls Easy-to-use tiller controls put you in complete command. Remote controls are also available for select models to handle an even wider range of applications. Smooth & Quiet Through-prop exhaust on the 4hp to 30hp models provides clean, quiet operation for a comfortable boating experience. 5HP Two Stroke 1-Cylinder 20KG Integrated 2.5L Fuel Tank 50:1 Mixing Ratio Manual Start Mercury's 3+3 Warranty