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    is it worth trying to rebuild a tilt/trim unit 1986 Mariner 50 hp

    I have a 1986 Mariner 50 hp outboard with what appears to be the original tilt/trim unit. It is a single black reservoir/motor assembly with 4 hydraulic hoses, two hoses going to each hydraulic ram mounted behind the transom on the motor. This is my first boat. The first couple times...
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    Engine Dies at WOT

    I have a 25 HP merc, around 1990ish. We were having trouble with the gas line losing prime during operation. Since then we have put on a new gas line and fittings as well as a new tank. The engine runs much better now; however, when running at WOT, it still loses fuel supply. It will run at...
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    Engine not getting gas at WOT

    I have a 25 hp Mercury. Probably about 15 years old or so. Lately it doesn't seem to want to run at WOT for more than about 30 seconds unless I constantly pump up the fuel ball a little bit. It will lose rpms and just die unless I pump the ball. It is almost like it isn't getting gas into...
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    Rectifier Replacement Merc Outboard

    I have to replace the rectifier on my 1977 70 HP mercury outboard. I got the new part, which is the OEM part. I was just curious if there was anything special that I needed to know about to replace it since I have never replaced one before. Do you just hook the wires back up the same way they...
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    1977 Merc 700 (70 hp) part ID

    I have a Mercury Model 700, 70hp outboard that I got in 1977. I have been having some problems with it not running on one cylindar so I cracked open the case and found the problem. It is a square black part mounted on the side of the engine with 4 wires running to it. One is a red wire...
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