Yamaha Outboard - T9.9XPB2. Yamaha T9.9XPB2 High Thrust Outboard Motor. 25-Inch Shaft Remote Control Electric Start Power Tilt High Thrust Gray. The Yamaha T9.9XPB2 High Thrust Outboard Motor is purpose-built for pushing power, making it the ultimate kicker or auxiliary engine for sailboats, pontoons, and trolling setups. With a 25-inch shaft, high-thrust lower unit, and remote control capability, this model delivers precise low-speed maneuvering, excellent torque, and effortless integration int