Old School “Flushing Muffs”

   It’s true, most boaters flush their boat engine on land, using Old School “Flushing Muffs”. In short, freshwater enters the flushing muffs at the out-drive intake vents to the pump then flushes through the cooling system. Unfortunately, most flushing muffs don’t make a perfect seal or can slip off the out-drive causing air to enter…

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flushing boat engines & cavitation

easyflowflushing@aol.com Most boaters are unaware of how flushing your boat engine and cavitation can damage your water pump. For example, it is not good to rev your boat engine during the flushing process in the hope that it will increase water flow. The truth is, it only slightly increases the water flow, and can have…

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