FEATURES • Automatic engine setting with AutoTune • Powerful X-TORQ® engine reduces emissions by up to 60% and increases fuel efficiency by up to 20% • Less filter cleanings with Air Injection® • Easy to open and secures firmly, even when wearing thick gloves • Customize and control oil flow to meet any need • Dampeners between the engine and chassis significantly reduce vibrations so you can work more comfortably • Easily remove and replace the filter after cleaning • Provides easier starting and reduces the risk of engine flooding • Easier access to chain tensioning device • Magnesium crankcase designed for professional use • Easy to maintain with snap locked filter cover • Saves time when changing spark plugs and cleaning • Forged three-piece crankshaft delivers maximum durability for even the toughest of jobs • Easy and convenient to handle in any situation. • Felling marks for correct felling direction