Caterpillar 320C 320D Throttle Motor Assembly, Engine Step Motor 247-5212 Competitive Price + Good quality guarantee+ Short ... of monitor, monitor LCD panel ,controller panel, throttle motor ass’y , motor ass’y parts, pressure switch ,ignition switch, flameout ... sensor etc. Product Photo: We also supply other throttle motor as follows: Caterpillar 320C Throttle Motor Assembly247-5212 , Stepping Motor