by Mai Tai | Jan 18, 2021 | Boat Maintenance, Maintenance, Mechanical
Cause of Gasoline Contamination of Engine Oil in Mercruiser 5.7 Ltr Mercruiser 5.7 Gas in Oil Shortly before our coastal cruise from San Diego to San Francisco I discovered gasoline in one of my engines. I did some research in forums to try and figure out how this...
by Mai Tai | Mar 28, 2019 | Boat Maintenance, Maintenance, Mechanical
Update 6/3/21 We completed the second rebuild! Here’s what we found. As suspected, the lip seal failed. It was completely rotted. The metal shell was completely eaten away by the salt water. The problem being that the shell on the new seal is one sided instead...
by Mai Tai | Mar 21, 2019 | Boat Maintenance, Maintenance, Mechanical
Seawater pumps are designed to be serviced. But only of you have the right tools. In this article I show you what I used to disassemble and re-assemble my Jabsco seawater pump, model number 43210. All of these pumps are basically the same. They may have different...
by Mai Tai | Mar 11, 2019 | Boat Maintenance, General Maintenance, Maintenance, Mechanical
Step By Step rebuild of Jabsco bronze seawater cooling pump. Update 3/12/21 (Click Here) The Jabsco seawater pump is widely used by boat manufacturers for engine cooling systems. These are reliable pumps but will fail at some point. There are two reasons a pump will...
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