Japanese classic motorbike in Poland. The liquid-cooled GSX400FW was launched in Japan in March 1983. Yoshimura tuned up the engine and built up the special frame to entry Japanese domestic TT-F3 race. 184 bikes found their way to Sweden in 1983, where it was sold under the model name GSX400FWS. Engine type: water-cooled 399 cc inline-4, DOHC, 16 valves. 58 hp (42,5 kW)/ 11.500 rpm, 37 Nm/ 10.000 rpm.