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  1. S

    Help Identifying Year of Johnson 25 Outboard

    Hello Forum, I need help identifying the year of a Johnson 25HP outboard that I've acquired. Would like to order a shop manual and correct parts but not sure of the year. I've used some online identification charts but nothing seems to match the numbers that I have. MOD No. SJ25RPN SER...
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    2000 Merc 99 Idle Problem

    "Hello Group...I have a 2000 M "Hello Group...I have a 2000 Merc 9.9 0T138308 that had sat for a while with fuel. Would start sputter and then stall. Bought a manual and started trouble shooting. Replaced all fuel hoses, inline filter, rebuilt the fuel pump and carb. Ran better but was surging...
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    What Year Motor

    "Hello Group, I have a Merc "Hello Group, I have a Mercury 9.9, Number on motor is OT138308. Was wondering what year this motor is? Was having problems finding this motor on Crowley Marine using the above number. Thanks, Chris"
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    04b 225 Bombadier

    "I'm having a problem with "I'm having a problem with the engine stalling at low RPM. After stall engine will start, run ruff, then stall. I wait about an hour and it will start and run fine. Problem comes and goes. I have checked from the tank pick up tube to the engine for cracks-holes-leaks...
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    A question for JB

    "JB when you have a chance cou "JB when you have a chance could you please take a look at the carb you sent pictures of (off 35 merc) and see if there is a idle tube #19 (on carb diagram) under the plug screw #20? Just want to make sure I'm not missing something. Thanks, Chris"
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    Fuel Resistant Thread Sealer

    Just did a carb cleaning and n Just did a carb cleaning and new gaskets. Put it back on motor and I have a leak from a screw-plug behind the high speed jet. Checked the threads and they look fine. Tightening does not stop the leak. Tried backing it out and it just leaks more... Is there a...
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    Type of Ignition

    What type of ignition system i What type of ignition system is on the 87' 35hp mercury? Is it the "thunderbolt"? Should I be using a CDI Resistor type plug? I just pulled the existing plugs and they don't seem to be the correct match for this engine. -Chris
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    Lower Unit Merc 35

    "I have all retaining nuts off "I have all retaining nuts off the lower unit, but it will only drop 1/8-1/4". I've tried it in forward as well as neutral, wont drop? Sprayed penetrating oil onto everything I can see through crack, tried prying from front and back. Thinking about getting the...
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    Carb Identification

    "1987 MERCURY 35 B205529 I "1987 MERCURY 35 B205529 I just pulled my carb, and I'm trying to order rebuild kit...problem is I'm having trouble finding what I'm looking for. Everything I'm looking at for my year motor doesn't match the carb I have in my hand? Here's what I pulled of...
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    Compression amp Spark Check

    "1987 MERCURY 35 ELPTO OB20552 "1987 MERCURY 35 ELPTO OB205529 Hello All, Yet another "waiting on the manual" question... When I do my compression and Spark check do I need to disable/disconnect the coil or Switch box? -Chris"
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    Dropping Lower Unit

    "1987 MERCURY 35 ELPTO #OB2055 "1987 MERCURY 35 ELPTO #OB205529 When I drop the lower unit on this motor will I need to disconnect the shift shaft linkage, or will the unit just drop when the L/U retaining nuts are off? From the online diagrams I'm looking at it almost seems like the shift...
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    Charging Question

    "1987 Merc 25 Electric Start "1987 Merc 25 Electric Start Instead of running a wire from the dc output side of the voltage rectifier all the way to the battery, could I run it to where the battery connects to the starter solenoid? -Chris"
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    Water where it should not be

    "Hello All, This issue is o "Hello All, This issue is on a 1987 MERCURY 35 ELPTO serial# OB205529. When the engine is running I have water spurting out of the top mounts on the drive shaft housing where the steering arm bolts onto it. I'm not having overheating issues, and have a good...
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    Trying to figure out year of motor

    "Hello, I have a Mercury 2 st "Hello, I have a Mercury 2 stroke 35 HP Oil Injected outboard. Serial # 0B205529 Have done online look ups and this serial # appears nowhere. Need Manuals and Parts, just don't know the year. Engine runs well but needs some work."
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