Troy-bilt tb27bh gas blower. this gas leaf blower offers the power and convenience you desire with a 27cc 2-cycle full-crank engine. it features high volume air flowithvelocity (450 cfm/205 mph) for efficient clean up. its springassist technology allows for easier pull starts, while the prime, flip and go starting system offers simple, reliable starting. the variable speed throttle with cruise control settings provide greater control and ease of use. includes a bonus curved tube, 2-cycle engine oil and a 2-year limited warranty.