Echo CS-3410-16 34.4cc Chainsaw with 16" Bar and Chain - The ECHO CS-3410 chainsaw features a 34.4cc professional-grade, 2-stroke engine for lower emissions. It is the perfect, lightweight saw for homeowners and is ideal for limbing and cutting firewood. A high power-to-weight ratio reduces fatigue and increase productivity while a purge bulb delivers fresh fuel to the carburetor for easier starts. An automatic clutch-driven oiler operates only when the chain is moving to reduce oil consumption.