This Service Repair Manual covers the Kohler Magnum series of engines, including the MV16, MV18, and MV20 models. These twin-cylinder engines, with displacements of 16, 18, or 20 cubic inches, are designed for reliable performance. The manual provides essential information for understanding and maintaining these engines, which feature a governor system. This comprehensive English-language manual, spanning 105 printable pages, is designed to assist owners and technicians. It details routine maintenance, troubleshooting procedures, and component service for critical systems such as lubrication and electrical. Furthermore, it includes guidance on disassembly, reassembly, special tools, and inspection and reconditioning, all supported by included diagrams and photos.