This workshop service repair manual covers the Kohler Magnum MV16, MV18, and MV20 engines, designed as twin-cylinder gasoline-powered units. These engines are engineered for reliability and performance, offering horsepower ratings of 16, 18, and 20. This manual is intended to provide comprehensive guidance for the service and repair of these specific engine models, ensuring their continued optimal operation. The purpose of this manual is to offer detailed, step-by-step instructions for all service and repair procedures, from complete disassembly to routine maintenance. It is designed for both the do-it-yourself enthusiast and the experienced mechanic, featuring hundreds of photos and illustrations to clarify complex tasks. This English-language resource aims to empower users to effectively maintain and repair their Kohler Magnum engines, covering all essential technical specifications and operational details.