This document pertains to the Takeuchi TB68S, a heavy equipment engine utilizing a SD334 diesel engine. While specific production years and generations are not detailed, the TB68S represents a robust component within the heavy equipment sector. Its engineering is designed for reliability and performance in demanding operational environments, making it a valuable asset for various industrial and construction applications. This English-language Parts Manual is intended for repair shops and individuals seeking detailed information on the Takeuchi TB68S. It serves as a comprehensive resource for identifying and ordering replacement parts, ensuring the continued operational efficiency and longevity of the equipment. The manual provides essential documentation for maintenance and repair activities, supporting both professional technicians and skilled owners.