This service repair manual provides comprehensive information for the Kohler Command Pro CH940, CH960, CH980, and CH1000 engines. Engineered for reliability and performance, these engines are designed for demanding applications. This manual is tailored for the service and repair of these specific engine models, ensuring that users have access to the detailed technical knowledge required to maintain their optimal functionality and longevity. The purpose of this manual is to serve as a definitive guide for all aspects of engine maintenance and repair. It covers essential areas including safety, tools, troubleshooting, and detailed procedures for the air cleaner, fuel system, governor, lubrication, and electrical systems. With hundreds of photos and illustrations, this highly detailed manual offers step-by-step instructions for disassembly, inspection, reconditioning, and reassembly, empowering owners, mechanics, and technicians to perform thorough and accurate service.