1 1/4in. In-Line Engine Flusher Valve Kit with 7ft. Hose, Hose Fittings, and Clamps

Simple as connecting a garden hose! Flush your boat engine safely and easily. Plastic construction, stainless steel spring. Transparent body allows for visual inspection of water flow. Check valve automatically shuts off hull intake when water pressure is applied. Adapter supplied with FlushPro makes winterizing easy.