Antriebss. MULTISPEED 600,8,4 Graupner 1980 Suitable for installation into racing boat ECO SPEED and comparable models. Drive set comprised of: electric motor SPEED 600 8.4 V No. 3301, universal coupling No. 354, sterntube with propeller shaft, bearing block with grease nipple No. 2997.6, marine racing propeller No. 2305.32. Operating voltage range 6 8.4 V.