Product Features Cylinder displacement 409 cc and Power output 24 hp X-Torq - Delivers lower fuel consumption and reduced exhaust emission levels in accordance with the worlds most stringent environmental regulations Felling marks - Distinct marks for better felling precision Smart Start - The engine and starter have been designed so the machine starts quickly with minimum effort Air Injection - Centrifugal air cleaning system removes larger dust and debris particles before reaching the air filter This results in reduced air filter cleanings and improved engine life"