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    mercury150 hp what size prop

    I just got a used 1996 mercury offshore 150 hp o/b it dose not have a prop. what size S.S. prop and pitch will it need for a 20' wa boat ? the boat is used for fishing in a saltwater bay
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    92 force 150 hp rpms drops

    I have a 1992 force 150 hp on a 20' boat. Starts runs good, when running at 4800 rpm for 10 minutes, it will nock down to 3000 rpms and serge. I back the throtal off to 1/2 way and the boat will run fine at 3000 rpms and still idol well. I turn the motor off and wait a few seconds, restart...
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    150 Force '92 fuel problem

    My 150 Force starts well, and does good in a no wake zone. When i gun it, it gets on plane no problem. Sometimes I can go 1/4 mile and it comes off plane and I loose power. I then putter along at 15-20 thousand rpm and runs fine. I can then get back up on plane and power is restored for maybe...
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