Flush Pro 1-1/4 Inch By Perko Flush Valve Perko-0456DP7

1-1/4" FLUSHPRO™ VALVE MARINE ENGINE FLUSHING & WINTERIZING SYSTEM GM Engines, PCM, Indmar & Mercruiser Indmar Ford Engines, 87 up Mastercraft Flush your boat engine safely and easily. If you are going to suck anti freeze from a bucket by using a piece of garden hose you must tape off the water inlet on the bottom of the boat in order to have an air tight suction. Transparent body allows visual inspection of water flow. Durable check valve system activated by water pressure from a garden hose & automatically shuts off hull intake when water pressure is applied.. HOW IT WORKS Flush Pro permanently installs in-line with the hose leading to your boat’s impeller pump. When you want to flush your boat, simply remove the Flush Pro cap, attach a garden hose, turn on the water and start the engine. Flush Pro automatically responds to the water pressure from the hose. The double valve system closes the hull intake and allows the hose water to circulate. When you’re finished, remove