Kawasaki FS481V-S01-S vertical OHV 4-cycle V-Twin engine is 603cc and puts out 14.5HP (maximum horsepower). This FS481V has a 1″ x 3-5/32″ (80mm) crankshaft, a recoil starter and a clutch coil. A muffler is not included with this engine but options are available for purchase on our website. Being SAE Power Certified, Kawasaki FS Series engines promise to deliver the reliable power needed to accomplish demanding outdoor tasks while keeping emissions down. Ideal for landscaping applications such as riding mowers. Buyer protection package provides a three-year commercial engine warranty. 50-State CARB Compliant. All engines purchased from us ship for free and are foam packed for added protection during transit.