Backflush the freshwater circuit to remove sediment. Always mix the antifreeze and water mixture prior to pouring it into the engine. Maintaining a marine engine is a matter of common sense. If you are in doubt about any aspect of maintenance, ask a knowledgeable marina or dealer. If you are completely in doubt, you may want to consider having your engine professionally maintained.
Improper maintenance can be costly.
Even worse, you will lose precious boating time. All Rights Reserved.