Black Dual Flow Flusher - Great For Winterizing Your Boat

Motor flusher dual flow. Standard motor flushers for in season and post season maintenance. Great for winterizing your boat. Allows boater to start up boat prior to the first outing and ensure the engine is running properly. Connects to standard garden hose. Universal dual flow motor flusher. Works on most outboards and inboards i/o's. Provides water to both sides of the water intake. Great for flushing contaminants and salt deposits from cooling system. Also allows idling for engine adjustments when out of the water. Requires no tools for installation or removal.