The world's first chainsaw with electronically controlled injection is here. With the MS 500i, Stihl ushers in a new era in chainsaw technology. The revolutionary injection technology, Stihl Injection, offers rapid acceleration, extremely high power, and consistently minimized weight. The chain accelerates from 0 km/h to 100 km/h in an astonishing 0.25 seconds. The power-to-weight ratio of the Stihl MS 500i is unique in the market at 1.24 kg/kW. The innovative engine, equipped with pressure and temperature sensors, optimally doses fuel whether starting cold or warm, and regardless of altitude or ambient temperature. The elimination of a start position and the easily accessible purger ensure effortless starting under all operating conditions. The perfectly balanced Stihl MS 500i enables quick progress in professional heavy timber harvesting and processing. Thanks to its lightweight design and dynamic pivot behavior, this ideally manageable machine excels not only in felling and cross-cutting but also in limbing. Features such as the HD2 filter, a secure nut on the sprocket cover, an adjustable oil pump, tool-free tank caps, and side chain tensioning complete the top-notch equipment.