Hitachi excavator ZX70ZX60 engine drain pipe 4448661

**Part number: 4448661 * * * Name: Hitachi excavator engine drain pipe (radiator drain pipe) * * * Compatible models: * * Hitachi ZX60, ZX70, ZX60-HCMC, ZX70-HHE, ZX80LCK, ZX80SB-HCME, ZAXIS80 * * Installation position: from the bottom of the radiator to the engine water pump, cooling system return pipe * * * Function description: * * Transport the cooled coolant from the radiator to the engine water pump to complete the circulation and heat dissipation of the coolant, and maintain the normal operating temperature of the engine. **Common fault symptoms: * * Aging and cracking of water pipes, bulging, leakage of antifreeze, water leakage, causing high engine temperature, boiling, and cylinder pulling. **Process features: * * Multi layer cloth reinforced rubber material, resistant to high and low temperatures, anti freeze corrosion, and vibration, integrated molding mold bend pipe, pipe mouth curvature and inner diameter completely match the original vehicle, assembly fit, not easy to detach, suitable for dusty and vibration working conditions on construction sites, directly replacing original parts. **Alias: radiator drain pipe, return pipe, water tank drain pipe**