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    50hp mercury leaking water above the cavitation playe

    Should my outboard be leaking water out above the cavitation plate. Is also sounds like it has a miss. I’ll try to attach a video
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    New control box for a pontoon

    I have a mercury 3000 classic. I need the throttle only button to do engine warm ups, and per my manual it’s the only way to do a compression test. My button will no longer allow me to send the throttle lever forward. I am looking for a replacement for the control box. This is a flush mount on...
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    Outboard height

    I lifted my outboard today and it seems to be running smooth and turning on a dime for a pontoon. Video attached. Please check it out to see if this is the way it should look
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    New prop for my boat

    I have a 1996 sun tracker bass buggy signature series pontoon boat. I purchased used. It did not have a prop on it when I got it. It has a mercury 50hp 4 stroke Bigfoot outboard. It is the one that basically has a Yamaha block and mercury everything else. It is a carved model with 4 carbs...
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    1995 mercury 50elpt4s runs rough

    I have a 1995 mercury outboard. It is a Bigfoot model 4 stroke with carburetors. Model is 50elpt4s. I can run it all day long with no problems. The problem I’m haveing is that when I shut it off and fish for a while it starts up but runs real rough at low rpms under like 2k. One I get it above...
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    1995 mercury 50elpt4s

    I have a mercury 50 hp 4 stroke with carbs. This engine does not have reed valves. I am having a problem with an exhaust leak. When the cowl in on it runs good for a while then it will eventually run like crap. I have taken the cowl off and ran it for two weeks with no problems. I cannot find...
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    1998 mercury 50elpt 4s 4 stroke carbe tune

    Ok been having some problems so today I cleaned my carbs. I set it up on my muffs and adjusted the air mixture screws to 2 1/2 turns out then started it up and adjusted for best idle. Then I put my carb tune pro on the outboard and my bottom carb is set low at 20 inches of vacuum and the other...
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    Trolling motor for 21ft pontoon

    I purchased a 21 ft tracker fishing barge. It came with a motorguide xi5 55lb thrust. I can get 1 to 1 1/2 mph wind the wind is not blowing. A few days ago I was fishing in 15mph wind and my outboard died while I was pulling into my trailer. The wind blew me sideways. I put my trolling motor...
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    Proper coil testing

    I have a 1998 mercury bigfoot 50elpt 4s. Runs great on muffs. In the water idles fine. Runs fin for a about 20 min the shuts off and wont start for about an hour. I thought the carbs were flooding. I cleaned the carbs with a ultrasonic cleaner and balanced the cards. Took it out on the water...
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    998 bigfoot 50hp wint idle intermittently

    Ok for starters this boat has been in all three shops around here. The shoos say they cannot reproduce the problem. This boat will run fine for a week or maybe just a few days. Then bam hard to start then wont idle. I can put the boat in the water and idle fine. The run to a fishing hole where...
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    1998 mercury bog foot 50elpt died after a long day on the water

    I bought this boat and used it three times, ran great I thought except the rpms at wot are around 4k with 4 people on board the pontoon. Then around 4 pm it started rough and if I gave it any throttle it just died and woudl not start. I took it home and pulled the plugs they were black. I put...
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    998 bigfoot 50hp max rpms not reached

    I just purchased this pontoon has a mercury bigfoot 50hp. 50ELPT. It was in the shop when I bought it. New fuel lines, oil and plug changed, carbs rebuilt, new fuel lines and carbs sync. It does have a 4 blade prop. The shop said it was the norm replacement forbthat outboard. The outboard runs...
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    1998 sun tracker signature series fishing barge 21

    I just purchased this pontoon. There is a desk wash down system. I need to find the hose. There is a plunger that needs to be pressed down by the hose to let the water out. I can turn on the pump and nothing comes out until i press the plunger down and then water comes out. I have tried a...
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    1978 115 hp johnson rebuild or trash

    I bought a 1986 stratos nashville fish n ski for 350 replaced the floor and seats. The engine had 120 psi in all 4 cylenders yesterday started acting a little rough this is the first time any problemes in a few months worh of taking it out almost everyday. finally stalled and would not start...
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    1978 johnson shift cable problems

    I have a 1978 Johnson 115ETL78C outboard. this is a old boat a bought and replaced the gears and the ignition switch in the remote control. I took it out a few days ago and it would not go into foward very good. si pulled the cover off and tried to adjust the shift cable a little at a time...
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    115 hp evinrude carb butterfliy adjustment

    I have a 1983 evinrude 115 hp. i just got this boat. and was wondering if at wide open throttle should my carb butterflies be fully open. mine barley open. its a 1983 del-magic deck boat. i get 30mph at wot with just me in it.
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    1989 50hp johnson idle problems and bulb sucking flat

    ihave a 1989 johnson 50 hp it has had a problem ideling for some time now. but runs great. some times it idles great sometimes it does not. today i pulled off the vro pump and pulled it apart both dia[hrams looked good. I cleaned then up oiled them and put it backed together. i labled every hoes...
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    198950hp johnson outboard idle problem

    ok i have a pontoon with a 1989 johnson 50 hp outboard model J50PLSSM. It seems to run great except when i try to let it idle in the water it dies and then i have to prim the bulb again. and when i run it very slow when picking up my jug lines. i get a buzzer a few seconds on and a few seconds...
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    1987 fprce 50hp outboard fuel filter

    Hi, My name is danny wheeler. Im new to this forum. I bought a pontoon with a 1987 force 50 hp. model number 507F7C serial 1967. Im replacing my diaphragm due to primer bulb going soft after a few min. took filter off and fuel pump to find the diaphragm cracked. My question is that I when I took...
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