Echo CS-4010 15" Bar The CS-4010 is a true jack of all trades. Every aspect from its light weight (4.2 kg) and highly maneuverable frame to its powerful 41.6 cm³ professional grade engine has been fine tuned to create a saw that excels at almost all tasks. The advanced 2-stroke, scavenger type engine provides more power and less emissions than any other saw in the same class. So, whether you're pruning, cutting firewood or even felling, you'll have a saw that's perfect for the job. Features Power to weight ratio Super light-weight design with exceptional power. Ergonomics Designed to maximise efficiency and comfort. Easy start engine ECHO’s patented system for effortless starting. Technical Specifications Engine displacement (cc) 41.6 Output (kw) 1.9 Output (ps) 2.6 Dry Weight (kg) 4.2 Fuel tank capacity (l) 0.35 Fuel Consumption At Maximum Engine Power (L/h) 1.06 Priming Pump Yes Ignition System CDI Start Assist System ES-Start Chain Brake Inertia Choke w/ Automatic Fast Idle Release Yes Chain Tensioner Side Saw Chain Pitch (inch) 0.325 Guide Bar Gauge (inch) 0.050 Applicable Bar Length (cm/inch) 1 38 / 15 Sound pressure level (dB(A)) 100.4 Sound power level (dB(A)) 109.4 CO² (g/kW・h) 2 804 Vibration Front handle/Rear handle (m/s²) 2.7 / 5.3