This manual covers the Yamaha T8 PXRD, a four-stroke outboard motor produced in 2005. Known for its reliable engineering, this model delivers 8 horsepower and features a tiller handle with integrated throttle and shift controls, making it suitable for a variety of marine applications. Its water-cooled system ensures efficient operation, and it is designed for durability and consistent performance on the water. The purpose of this factory service manual is to provide comprehensive guidance for the maintenance, repair, and inspection of the Yamaha T8 PXRD. It details disassembly, assembly, and troubleshooting procedures, along with technical specifications and recommended service intervals. This resource is intended for owners, technicians, and mechanics to ensure the optimal performance and longevity of the outboard motor, referencing Yamalube Marine Oil and Yamaha Marine Gear Lube for routine service.