Description: The CS-7310P Chainsaw is not only ECHOs most powerful chainsaw in North America but it has the features arborists and loggers need to tackle tough jobs. Whether you're tree felling or firewood harvesting, the CS-7310P is powerful, durable, and ready to work as long as you do. TOP FEATURES 73.5 cc professional-grade, 2-stroke engine Professional-grade magnesium sprocket cover and crankcase Four-stage air filtration system cleans air and reduces air filter maintenance Features: The Most Powerful ECHO Chainsaw: High-power 73.5 cc professional-grade, 2-stroke engine for outstanding performance and durability. Four-stage air cleaner system cleans intake air and reduces air filter maintenance. Decompression valve reduces rope-pulling effort for easier starts. Automatic, adjustable clutch-driven oiler operates only when the chain is moving to reduce oil consumption. 19 mm captive bar nuts prevent loss of hardware. Three-point spring vibration-reduction system delivers operator comfort. Aluminum handle with rubber grip provides lightweight strength and improved control. Winter operation plug adjusts opening to air box for improved operation in summer or winter. Available in either .050 in. or .058 in. gauge chain. Specifications: Engine Displacement (cc): 73.5 Engine Displacement (cu in): 4.49 Starting System: Standard Ignition System: Digital ignition system Oiling System: Automatic/Adjustable Vibration Reduction System: Standard Available Bar Lengths (in): 20, 24, 28, 32 Oil Capacity (fl. oz.): 12.2 Dry Weight (lb): 14.8 Sprocket Cover: Magnesium Bar Type: PowerCut Handle: Aluminum with Rubber Overmold Fuel Capacity (fl. oz.): 27.1 Warranty: 5-year consumer / 1-year commercial table { width: 100%; border-collapse: collapse; text-align: center; border: 1px solid black } td, th { border: 1px solid #dddddd; padding: 8px; } Width Weight Height Length 14.8Pounds 0Inch