Kawasaki FR691V-LS00-S Engine 1 x 3-5/32" Vertical Shaft ES 691CCWhen your yard work demands hard work, the Kawasaki FR691V engine steps up in a big way. Designed for reliable residential use across a range of power and project needs, this 90 V twin 4 cycle features automatic compression release, an internally vented carburetor, rotating metal grass chopper screen, and cast iron cylinder liners for durability you can depend on. Features: Overhead V valve 90 V twin Pressurized lubrication system Electronic spark