The Castle 1520-1650KV motor is a 4-POLE 12-SLOT design that boasts exceptional EFFICIENCY and produces LESS HEAT. This motor is a blast from the past with the added benefit of sensored capabilities! It is the perfect upgrade for any for 1/8, 1/7 and 1/6 scale vehicles weighing up to 18lbs and up to 8s LiPo. The 1520-1650Kv has all of the secret sauce that the big brother 1717-16....