Aluminum Polished Automotive Stamping Parts Radiator Filler Neck

Auto aluminum stamping radiator filler neck

The tank cover consists of two layers, is in the middle of the valve core part, Block filler with spring valve core, valve core with channel and the pitcher are interlinked, coping up when the tank pressure is high water valve core, the water to the water storage tank, the valve core part and check valve, when the water tank water open the one-way valve, water and injected water tank of water storage tank, the tank cover outside big cap yan mouth water injection, not leak, leakage can't automatic filling