Kawasaki FS481V-HS01S Engine 1" x 3-5/32" Shaft Vertical Recoil Start No Muffler 14.5HP***Does not include Muffler*** Kawasaki FS Series engines are engineered to be high powered but still environmentally friendly. They feature a compact, 90 V twin design with overhead V valve, as well as an internally vented carburetor with a fuel shut off solenoid. There is also a dual element air filter with a plastic blower housing that makes for quieter operation. Forced Air Cooled V twin 4 cycle Vertical Shaft OHV Gasoline Engine Features: 14. 5hp