Husqvarna 450 18-Inch 50.2cc X-Torq 2-Cycle Gas Powered Chain Saw With Smart Start Powerful 18-inch gas-powered chain saw ideal for landowners and others who cut less regularly 3.2 HP X-Torq engine reduces harmful exhaust emissions and increase fuel efficiency LowVib vibration dampening; minimal effort via Smart Start feature and combined choke/stop control Centrifugal air cleaning system; inertia activated chain brake; snap-lock cylinder cover CARB Compliant Purchase this Husqvarna handheld item along with 3-32 ounce cans of Husqvarna pre-mix fuel, register your product online, and your consumer warranty will be extended from 2 years to 4 years