The rc boat motor cooling Fit for 540 550 Brush Motor ,compatible with electric nitro power rc boats.
The rc boat motor water jacket made of high quality copper material material,durable and wear-resistant.
With good heat dissipation performance, which makes the motor work longer;
It is a perfect motor water cooling jacket.Easy to install and disassemble, very practical.
It is a great replacement part for your remote control boat.

Item Name:RC Boat 540/550 Motor Water Jacket
For Motor Size：540/550
Material: Copper
Coil Inner Diameter: Approx. 34.5mm;
Coil Outer Diameter: Approx. 43mm;
Tube Size: 4mm x 3mm (OD xID)
Height: 25mm
Weight:64g/2Pcs

Package List:
2 x RC Boat Water Cooling jacket