<ul><li>length of the pump90mm</li><li>Width of the pump55mm</li><li>Height of the pump34mm</li><li>Net weight of the pump: 132g</li></ul><br><br>- This water pump is applied for model gasoline engine,boat model water pump,water cooler...<br>- It is very suitable for model boats with clutches, which can guarantee the supply of cooling water when the model boats is sailing at low speed for a long time or the water surface is stationary (the engine is working).<br>- The pump diaphragm is driven by the pressure of the crankcase, and the cooling water is pumped. When the engine speed is low, the water flow is small, and when the engine speed is high, the water flow is large.

RC Boat Negative Pressure Water Pump Self-Priming Pump Full Metal for Gasoline RC Speed Boat Engine Water Cooling