Horsepower 21.0
Crankshaft Orientation: Vertical Shaft
Twin Cylinder OHV with Cast Iron Sleeve
Crankshaft Diameter: 25.8mm (1-1/8 inch)
Crankshaft Length: 100mm (3.94 inches)
Auxiliary PTO: No
Gear Reduction: No
Charging System: 13 Amp
Cooling System: Air Cooled
Oil Filter: Yes
Starter Type: 12 Vt. Electric
Fuel Pump: Yes

Standard features include V-twin overhead valve design, pulse type fuel pump, pressurized lubrication with oil filter cast iron cylinder liner, electronic ignition, heavy duty canister style air filter, mechanical governor, automatic compression release, internally vented carburetor.
 
Application Notes:
Replaces FH641V-S18 used on SCAG products