This manual covers Tecumseh Snow Blower Engines, including models OHSK120, HMSK80, HMSK90, HMSK100, and HMSK105. These horizontal crankshaft, air-cooled, four-cycle gasoline engines are designed for reliable performance in snow blower applications. With varying horsepower and displacement depending on the specific model, these engines are engineered for durability and efficient operation during demanding winter conditions.

The purpose of this Operators Manual and Maintenance Instructions is to provide comprehensive guidance for the proper use, care, and servicing of your Tecumseh snow blower engine. It details essential information on operation, maintenance schedules, and troubleshooting. By following the procedures outlined within, owners and technicians can ensure optimal performance, longevity, and safe operation of the engine.