Kawasaki FJ180V-CM22-S 25mm x 3-5/32" 6HP EngineAll purpose and heavy duty, the FJ180V is built to be compact and lightweightall while offering you the power you need to accommodate a range of applications. From walk behind mowers and golf course equipment to construction and agricultural machinery, this overhead valve Kawasaki engine features a dual element air cleaner, low tone muffler with guard, cast iron cylinder liners, and more for low emission, high powered performance.