ITEM NAME:Double Intake Rc Car Part For 1/10 Rc Crawler Car Traxxas Trx4 Defender Axi O9Q5 Double Intake Rc Car Part For 1/10 Rc Crawler Car Traxxas Trx4 Defender Axi O9Q5 New modified V8 6.2 simulation engine motor cooling cover Not only has a simulation shape, but also a simulated air intake design. Built-in temperature control 3.25CFM Â ±10% for heat dissipation of the motor. The built-in fan effectively prevents the destruction of the fan by flying stones when the vehicle is walking. The simulated radiator is directly clamped on the motor to make the interior of the vehicle more emulated Item Name:simulation engine motor cooling cover Material: Metal + plastic Color: Black Size:71mm*63mm*52mm Fits motor diameter: 36-38mm Fan start temp: more than the 35Â °C Fan speed (R.P.M): 13000 +10% Air Flow(CMF): 3.25CFM Â ±10% Noise (dBA): 30+ I0% Suitable for 1/10 RC Crawler Car TRX4 Bronco AXIAL SCX10 D90 D110 or other RC car Package contents: 1* set double exhaust pipe.Suitable for 1/10 RC Crawler Car TRX4 Bronco AXIAL SCX10 D90 D110 or other RC car. Not only has a simulation shape, but also a simulated air intake design. Air Flow(CMF): 3.25CFM Â ±10%. The simulated radiator is directly clamped on the motor to make the interior of the vehicle more emulated.