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    Mercruiser 165 6cyl inline. 1977 or 78 engine Starter Solenoid

    The Mercruiser 165 in my 1972 Sea Ray died, so I had a Mercruiser 165 from a 1978 boat, installed. The starter Solenoid is not working properly. Sometimes it works and the starter cranks. Sometimes it just clicks. I have checked everything and am down to, it just needs replacing. I ordered a...
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    Mercruiser 165 inline 6 1977 or 78 Serial Number

    Well, I thought I knew the answer to this but apparently I don't and I read through a lot of threads and did not find an answer. I recently replaced the 72 Mercruiser 165 6 cyl, I had in my Sea Ray (it died) with the same engine out of a 1978 boat. So the engine is either a 77 or 78. model. The...
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    Help identifying my engine please

    By the way the carb part number is on the forward face of the float bowl directly under the fuel inlet.
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    Mercruiser 165 replacement alternatives

    The Mercruiser 165 engine on my 1972 Sea Ray finally went to the big junk pile in the sky. Not bad for a 46 year old engine that has never had a major repair. But the cost of replacing it is way out there. A rebuild would cost 5-6K (parts labor, etc) Re-manufactured engine runs in the same ball...
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    New member

    This looks to be a very interesting and informative forum. I am a retired Coast Guard Officer and engineer. I spent much of my career working in Boating Safety and especially in standards for boat manufacturers. After I retired I went back to work with the USCG as a civilian engineer, again...
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