Recent content by RAR45110

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    Mercury Outboard Prop

    Gentlemen, I have a Mercury prop with the number 48-37900-15 cast in the motor side hub. Can you tell me where I can go to fine the diameter and pitch of this prop? I went to Mercury Parts Express and entered this number and it said that there was no such part. Thank you for your help. RAR
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    Mercury 115 hp power

    Gentlemen,<br /><br />I have a 1997 suntracker 21 foot pontoon boat. The horsepower rating is 90. I have read a lot about the old inline 6, 115 hp motors and their power head versus propeller hp ratings. I just purchased a 1989 Mercury inline 6, 115 hp motor and would like to put it on the...
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    Mercury inline 6 cooling

    Hi,<br /><br />I have a 1993 mercury 60 hp that has a thermostat, a water pressure activaged bypass and a temperature sensor. I just bought a 1982 115 hp inline 6 and cannot find any thermostat or temperature sensor. How does this engine regulate its temperature and tell you if it is too hot...
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    Mercury HP

    Gentlemen,<br /><br />I just read an article that stated that Mercury changed from crankshaft hp to propeller hp in the early 80's and that caused the hp ratings to drop. I have a 1997 boat that is rated for a maximum hp of 90. Does this mean that my 1979 inline 6, 115 hp engine will not...
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    Mercury Outboard Motor MFG Year

    Hello,<br /><br />I have a Mercury 6 cylinder inline outboard motor that has a serial number that is either B314865 which would make it a 1988 motor or it is 5314865 which would make it a 1979 motor. This first number or letter is obscured and it cannot be read easily. Is there another way...
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    Mercury Outboard Won't Accelerate

    I have a 1993 Mercury 60 hp outboard #od211448. I bought it used and have gone through it with the manual and have gotten it running. I have timed, synced linkages and set idle needle valves. It starts very easy and under load in the water, it will run up to about 1,100 rpm. When I try to...
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    Mercury runs then not

    Hello,<br /><br />I have a Mercury 60hp inline 3 cylinder outboard, I believe to be a 1993. SN OD211448. I am new at outboards, but have some motor experience. I started by checking the spark and found it to be visually good. I could not make the motor start on its own while hooked up to a...
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