This Workshop Service Repair Manual covers Kohler Magnum series engines, specifically the MV16, MV18, and MV20 models. These twin-cylinder, air-cooled engines are engineered for reliable performance in various applications. The manual provides comprehensive details on these robust powerplants, designed to deliver consistent output and durability. This manual serves as an essential resource for maintaining and repairing your Kohler Magnum engine. It details general information, special tools, troubleshooting procedures, and in-depth coverage of the air cleaner, fuel systems (carburetor and EFI), lubrication, cooling, and electrical systems. Furthermore, it includes instructions for disassembly, inspection, reconditioning, and reassembly, ensuring that owners and technicians have the necessary guidance for optimal engine upkeep and longevity.