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    MC1 R lower unit water pump replacement

    I will be replacing my water pump in the lower unit, the serial number is 4789139. Can anyone tell my what parts I will need to do the job properly, thanks.
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    Possible 470 exhaust leak, yes I know what they say about them, run away.

    I have a 1977 Glastron SSV 175 with a Merc 470, I got it out of storage and just before I reinstall the heat exchanger end caps I fired her up and I could see exhaust smoke coming out of the uncapped heat exchanger. Does that mean I have an exhaust leak, bad gasket or a crack somewhere? My oil...
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    1999, STX 1100 Kawasaki. Motor locked up. Help please.

    Re: 1999, STX 1100 Kawasaki. Motor locked up. Help please. See attached parts diagrams, your ski does have a bendix. It is shown in the starter picture (upper left) but is inserted into the cover.
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    Trying to teach an old dog new tricks.........

    First a little history.. My father has always had a 14' Lund (red & silver) with a 15 hp Johson and loved to take his father along with myself and brother fishing. As we got older, moved away and his father passing, he bought a 1999 Lund Pro V 1900 with a Merc Optimax 150 with all the bells...
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    Johnson/Evinrude V4-Crossflow Thermostat kit 18-3673

    I have this thermostat kit (18-3673) still in its orignal package for Johnson/Evinrude V4-Crossflow engines. I do not have a use for it and I would like to get rid of it. They were $29 new+shipping, I would let it go for $20 (including shipping) for anyone interested.
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    Adding a 7.5 HP Merc as a kicker motor

    I have a 1980 Viking 160 Sport Deck which I have performed some major changes to to make it into a much better fishing boat. It is a center consel whith a 1980 115 T.O.P. I want to add my 7.5 hp tiller merc to her for a kicker motor. I have figured out how to mount the 2nd motor to the boat...
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    Normal 1980 115 hp starting issue

    Can a person add a manual primer which would squirt gas into the top two carbs to help with cold start-up? Would the squeeze bulb push gas through it or could it handle the pressure if I were to connect it prior to the fuel pump? I supose I am making my own enrichment circut as my outboard...
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    1987 Johnson 140 hp w/VRO

    The situation. My friend has a boat with a (1987) 140 hp Johnson w/VRO which was winterized poorly one season and two cylinders had moisture in them and rusted away the rings. It was the RH side standing behind the boat. We pulled the motor and put new rings and honed all of the cylinders...
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    1980 115 hp T.O.P.

    I have read all of the post about how to properly start the older tower of power Mercs. some days it works and some days I almost run my battery dead. What do you think of this? I was going to test out adding a primmer to the front plate of my engine. Once I squeeze the bulb untill it is...
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    12 volt cranking and deep cycle bats

    When I purchased my boat it had a deep cycle battery for cranking. Is that ok or should I change it out for a regular cranking battery? Thanks
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    Pitot tube question on a '80 115 hp

    My pitot tube port on my lower unit was clogged with mudd from fishing the river and i used a small drill bit to clean out the debris. I was able to blow air through when done but I felt I may have went too deep with the drill bit. Does anyone know how far back the tube goes before it starts...
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    1980 Merc 115 hp, 6 cyl fuel pump

    I am planning on ordering a fuel pump rebuild kit and i would like to know what the difference is between the square and round pumps. If you look at the diaphrams that come in the two kits they seem similar. I would say by looking at my engine, I have the round version, it also looks like the...
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    1980 Viking 160 SI w/115 tower of power

    The prop I have now is a 13 1/4" 17 pitch, rpm is at 5,000. The perferred rpm range is around 5,500 for the outboard. I am planning on getting a 15 pitch to put me in the 5,300 to 5,400 rpm range, would my calculations be correct? Thanks
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    1980 Merc 115 hp carb issue

    I bought and installed three carb kits on my outboard. It was hard to get it started the first time but now it starts like it always has. Lately the squeeze bulb doesn't stay hard and my out board doesn't want to idle very well. I took off the motor cover and the bottom carb, gas shoots out...
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    1980 115 Mercury

    When I bought my boat/motor a few years back the p.o. had removed the reverse lock and when I use reverse my motor wants to bob out of the water. It is not really a hassel (I don't use reverse all that much) but does anyone know a ballpark figure on the cost to reinstalling the reverse lock...
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    1980 115 Mercury tilt/trim

    My tilt/trim works on my outboard but I have a couple of queations. when I tilt the motor up it takes a little time before it moves, but onec it starts the rest of hte day it is fine. Is the fluid just low? In the boat where the pump and motor are located, there is a nob that looks like it...
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    Mercury 115 hp year ?

    I have checked all posts but I cannot find any that show year info for Austrailian built outboards. My ser number is 8071168 built in Austrailia. I would like to know what year it is, thanks.
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    115 hp "tower of power"

    I have an early 80's Mercury 115 hp outboard and I just recently replaced the water pump. I ran it on the hose and everything looked like it was working fine until I put it in the lake. It is stuck in forward gear, not matter where I adjust the throttle it is in forward. did I miss something...
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