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    High Voltage

    On my 1986 50hp Mariner, at WOT I'm getting 18-18.6 volts out. At idle I'm putting out 14.3-14.7 volts. I'm sure the reading is accurate. Could this be a rectifier issue?
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    Fuse Size

    On my 86 Mariner 50hp, what is the correct fuse amp size on the engine harness? I can't find anything in the book.
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    Tachometer Installation

    Bought a new Teleflex tach for my 86 BassTracker w/ a 50hp Mariner. The instructions were easy enough to follow except when it came to hooking up the wire going to the IGN post on the new tach. The original tach didn't have a IGN post it had a "P" post. When I hooked up the wiring Gray lead to...
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    Voltage Rectifier

    On my 86 50hp 3 cyl. Mariner where is the Voltage Rectifier located on the engine?
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    Top End ???

    I have a 86 Mariner 50hp w/pwr trim on a 17' BassTracker. It has a stock prop on it now, 10 3/8 x 15. The topend is around 23-25 MPH now @ 5700, light load. What prop will give me alittle better topend. I'm really not concerned with the hole shot. Will a 13 1/4 x 17 work?
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    Thrust washer

    On a 1986 50hp Mariner does the prop shaft Thrust washer (73345) go with the bevel side facing the prop or the gear case? Thanks
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    Compression Results

    #1: 120 #2: 145 #3: 140. Should the 120 be cause for concern? This is the first test on the motor since I bought the boat. 1986 50hp Mariner
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    Spark Plugs

    While I was troubleshooting other issues with my motor, 86 Mariner 50 hp 3 cyl. I changed out the plugs. The previous owner was running NGK BUHW-2, the manual calls out BUHW. After changing to the correct plug, the engine now takes forever to turn over. Never had the problem with the -2 plugs...
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    Tach settings

    I have a Bastracker boat with 1986 50hp 3 cyl. Mariner. I'm having problems with the tach. The range selector in the rear of the tach is set @2. The selector only has settings from #1 thru #4. Is #2 the correct setting?
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    Prop size

    Can anyone tell me what size prop is standard on a 1986 Mariner 50 hp 3 cyl.? Where is the data located on the prop I have on it now?
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    Trim bleeding/vent

    Just replaced the lift hose on my trim motor. Question, while filling the res. the book says to loosen the vent cap on the trim motor next to the fill screw. The book never mentions tightening the vent back down after bleeding the system. Is the vent screw to remain loose? Thanks for any help.
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    BassTracker

    Just bought a 1986 Tracker TX-17. A great boat for the river. My question, can anyone tell me how I can get an owners manual for this boat? Been looking a Ebay for acouple weeks now with no luck. Waiting for the engine manual from Mercury, but I really would like the manual for the boat. Any...
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    Spark Plugs

    Just bought a BassTracker with a 1986 Mariner 50 hp w/ power trim. Don't have any books on this motor yet. Can someone give me the NGK plug # for this engine. Thanks.
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    Service Lwr. Unit

    Hello everyone. I just got a Mariner 1986 50hp. I would like to take it out but I want to change the lube in the Lwr. unit. I had a Force motor before and it had a fill plug and a vent plug, this only has a vent plug. How do I go about servicing the lwr. end? I have no books on this motor yet...
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    Decarb

    Where can I find out the right way to Decarb my 87 125 Force? Thanks
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    What Year

    Need alittle help. My brother has a 20hp Mercury s/n 4714139 anyone know what year this is? Thanks.
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    The First PWC

    Okay, First off I'm a Boater, bass fisherman. I just picked up a Polaris 750SL for the wife and daughter. This thing is in excellent condition they {family} say it runs fantastic. This is the first PWC. I know I'm gonna be working on this thing, so does anyone out there know where I can get a...
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    Thermostat

    Okay folks here goes. What is the purpose of the stat in my 87 125 Force? If I'm constantly running cooling freshwater through the motor isn't cooler better.
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    Tilt /Trim

    Having bleed down on the 125 when it's in the full up position. Changed fluid, bled system, and no external leaks. Anyone had similar problems.
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    Lower Unit Compatable

    Hello I have a 1979 Chrysler 100 H.P. outboard motor MODEL # 1007 H9. The Lower Unit is thrashed, but the top end is fine. Being small on funds, is there another Mfg., or another Chrysler<br />Model # that I could swap with this lower end with no problem? Thanks for any help.
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