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  1. C

    Trim/Tilt question

    I have a 87 18'ft Sylvan with a 87 70hp mercury on it. I mainly use this boat in the fall/winter months in Michigan for steelhead in the rivers. My question is that I have trim/tilt on the throttle but was wondering if I could add a switch to the motor or rear splashwell somewhere so I could...
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    Wonder what this is/does?

    Wondering if anyone might know what this is. It has 3 wire attached to it. One looks like it comes off the altenator and the other two attach to the battery. It also has the word GUEST (mfg ?) in the lower right corner. The motor is a 5.0 mercruiser.
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    Mercury 7.5hp question

    A buddy of mine has a 87 mercury 7.5hp. He wants some help changing the impellar. I have aways done my own, but not on 7.5 horse. My question is before I drop the lower unit does the motor have to be in gear? Thanks
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    Question on lower unit

    I have a 70hp Mercury Ser#0B274515 I believe its a 88 model year. A buddy of mine has a 75hp Mercury Ser#0A994841 which I believe is a 86 model year. My question is are the lower units the same. He doesnt want the motor any longer and I was thinking of using the lower unit as a spare if it...
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    mercury 70hp oil leak

    Hello, I am new to the forums. A friend directed me here. My question is I have a 87 I believe, 70hp mercury outboard. I just recently purchased it used. The motor runs great, however the other day I noticed that when I had the motor trimmed in the trailering position I noticed a small...
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