Kohler Engines Kohler Courage XT Vertical Shaft Engine — 173cc, 25mm x 3 5/32in. Shaft

The Courage XT is a tough, reliable and professional-grade engine designed for use in MTD walk-behind mowers. Features an overhead valve design for fuel efficiency and a cast iron bore for durability. The oversized muffler ensures quieter performance and an ergonomic handle for easy recoil starts. Upper main ball bearing reduces friction and pulling effort for easy starts and provides extra lubrication.