HC3528 -This 450 watt motor is for midsize models weighing 43-56 oz for 3-D flight, up to 72 oz for aerobatic flight and up to 96 oz for leisure flight.
• For three-cell LiPo applications - use HC3528-1000 • For four-cell LiPo applications - use HC3528-0800 • Gas equivalent - .40 sport