Kohler Engine PA-CH740-3172 Charging System: 15 amp Actual freight will be chargedSpecial order item is not eligible for return Charging System 15 amp Cooling Air Cylinders 2 Dry Weight 129 lb without muffler Engine Type Horizontal Ethanol Not compatible with greater than 10% ethanol fuel HP 25 Muffler Standard (included) Shaft Size 1 1/8 Starter Electric Warranty See authorized servicing dealer Fits Model: Kohler CH740-0021Scag Turf Tiger