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Impeller Talk
by Bob Van Brunt Why did the impeller in my pump go bad? How many engine hours should it last? The sea water pump is a positive displacement pump. They have better suction than the centrifugal pumps, and you don’t have to prime them. They are used for all sea water cooling applications. About 500 engine […]
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Overheating
by Scott Huber What do I do if my engine is overheating? There are three common reasons why marine engines overheat. Low flow or no flow of raw water (either lake water or sea water); Lack of circulation of engine coolant or anti-freeze; and Compression gases or air in the cooling system. Low or No […]
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