This document provides comprehensive technical information for the Kubota WG1605-L-E3, an internal combustion engine designed for various applications. While specific production years are not detailed, the WG1605-L-E3 features a 1605cc displacement and adheres to the E3 emission standard, indicating a focus on environmental compliance. Its liquid-cooled system and electronic ignition contribute to its operational efficiency and reliability, making it a robust choice for demanding tasks. This Workshop Service Manual / Repair Manual in English is an essential resource for maintaining and repairing the Kubota WG1605-L-E3. It covers a wide range of topics, including detailed step-by-step repair instructions, overhaul procedures, troubleshooting guidance, and routine maintenance charts. The manual is designed to assist both professional technicians and DIY mechanics in understanding the engine's complex systems and ensuring its optimal performance and longevity.