This manual covers the International Harvester Cub Cadet 70 and Cub Cadet 100, robust riding lawn mowers and garden tractors known for their dependable performance and durable construction. These models, powered by International Harvester's air-cooled, overhead valve single-cylinder engines, offer reliable operation for a variety of property maintenance tasks. The Cub Cadet 70 typically features a 7 HP engine with approximately 8.2 cubic inches of displacement and a 3-speed manual transmission, while the Cub Cadet 100 steps up with a 10 HP engine, around 10.3 cubic inches of displacement, and a 4-speed manual transmission. Their solid build and straightforward engineering have made them enduring choices for homeowners and groundskeepers alike. The purpose of this comprehensive service and repair manual is to provide detailed guidance for the maintenance, troubleshooting, and repair of your International IH Cub Cadet 70 and 100 engines and associated systems. It includes essential information on general maintenance, engine and transmission service, brake system, electrical system, cooling and fuel systems, and more. By following the procedures outlined within, owners, mechanics, and technicians can ensure the continued optimal performance and longevity of these vehicles.