Home > Agriculture > 2020 Kohler CH640 Command Pro 20 Engine 2020 Kohler CH640 Command Pro 20 Engine $3,195 Call 204-746-8441 Email Us Overview Condition:New Fuel Type:Gas Horse Power:20 Description 20 HP Engine with 1 1/8 Inch Horizontal Shaft, Muffler, Anti-Icing Kit. Call Ron or Mark for more details. 1-866-746-8441.