2003 Honda Goldwing 1800 Trike, RNOA powerful 1832cc liquid-cooled, horizontally-opposed six cylinder engine produces an arm-twisting 125 pounds-feet of torque, all while meeting the latest emissions regulations. The Gold Wing's PGM FI electronic fuel injection system features two large 40mm throttle bodies and six specially-designed Keihin high-pressure fuel injectors for ideal fuel mixture control, improved performance and superb drive ability.