Kawasaki FS541V-BS27-S vertical OHV 4-cycle V-Twin engine is 603cc and puts out 15 HP (maximum horsepower). This FS541V has a 1″ x 3-5/32″ (80mm) crankshaft, recoil starter, clutch coil and includes an oil filter side muffler. 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 zero-turn mowers, wide-area walk-behind mowers and lawn tractors. 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.