Accessories for combustion engines, 540/550/3650 engine heat sink with fan, heat sink for 1/10 RC electric car motor

540/550/3650 Motor Heatsink with Fan 【High Quality】: Made from high-quality materials and manufactured using state-of-the-art technology, this heatsink is durable and suitable for long-term use. 【Easy Operation】: The heatsink's fan is powered by the receiver, making it particularly user-friendly. 【Optimal Heat Dissipation】: This heatsink ensures effective heat dissipation, preventing motor overheating and guaranteeing smooth operation. 【High Performance】: The heatsink is equipped with a 4.8-6V fan, providing optimal protection for your remote control model car's motor. 【Compatibility】: The heatsink is suitable for 540/550/3650 motors in remote control model cars. It is perfectly compatible and an extremely practical accessory.