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  1. M

    Lower Unit Gear Oil Question

    I have a 1986 Johnson 110 HP motor and have just drained the gear case for winterization. The oil came out dark green. This is the second time this has happened, last time being 3 years ago. The oil smells normal and there are no particulates in the oil nor any water. I am wondering if the...
  2. M

    Alcohol Resistant Fuel Hoses

    I'm wondering if anyone has a definitive answer on when the boat/engine manufacturers switched over to alcohol resistant fuel hoses/lines. I am going to buy a second boat (for saltwater) and am not looking to create more work for myself, thus want to select by year to avoid that problem...
  3. M

    Decarb Question

    I know this is the wrong mfgr forum, but the JohnnyRude guys have the answers. I have a Nissan (Tohatsu) 9.8HP 2 stroke that is about 10 years old that needs to be de-carbed. (Did my Johnson 110HP today). This is my trolling motor on a boat that can't go very fast on the Nissan. If I de-carb...
  4. M

    Fuel Lines and Ethanol

    I am ready to attack my fuel lines because of possible or potential ethanol contamination. I have a clear plastic inline fuel filter and the gasoline looks a bit darker than I think it should. My boat is 1986, engine is 110hp Johnson. I have inspected the fuel lines in the bat and find that...
  5. M

    V4 Crossflow Thermostat Housing Removal Question

    Re: V4 Crossflow Thermostat Housing Removal Question BR, Per your question regarding the bolts in my pictures, I have edited my 3rd pic. The RED arrows are the 3 bolts which hold the thermostat assembly to the exhaust housing adapter. Remove these and the works comes off. The GREEN arrows...
  6. M

    V4 Crossflow Thermostat Housing Removal Question

    Re: V4 Crossflow Thermostat Housing Removal Question BR, I'll attempt to add pics of the Thermostats in question. Views are from port side, rear view and from underneath. Also, I may have been wrong in my assessment of getting things in and out. After measuring the large gaskets, I find...
  7. M

    V4 Crossflow Thermostat Housing Removal Question

    I have a 1986 110HP Johnson crossflow V4 (bubbleback). There are thermostat/relief valve issues which need to be corrected. I read all of the forum threads pertaining to this repair job and thought I was ready. I was all set to do the job, but got cold feet after looking at the clearance...
  8. M

    Looking for boat that may boat exist

    Hi, My boating has been primarily in an 18' welded aluminum runabout (bowrider, split windshield), which has served me well. Now I need a similar boat for Southwest Florida, which is salt water, and I am having trouble finding a boat to fill my needs. This boat may not exist, so if anyone can...
  9. M

    V4 CrossflowThermostat Confusion

    While researching things that may be causing my heating/cooling problems (1986 Johnson 110HP), I find that there are two different Sierra part numbers which suppliers use as being the correct part number. I believe some of this was due to a misprint in the Sierra catalog during several years...
  10. M

    1986 Johnson 110HP Heating/Cooling Issues

    Rather than open an old thread, I thought I'd start over, now that I've had my motor on the water rather than just muffs. I'm having cooling/heating issues with a 1986 Johnson 110HP motor. I am the original owner and the motor has been used in fresh water only and has seen virtually no sand or...
  11. M

    Need water flow diagram for 1986 110 HP Johnson

    I am troubleshooting some cooling/heating issues on a 1986 Johnson 110 HP (J110TLCDC) motor. This is a V4 Crossflow with a bubble back. In particular, I am wondering about the cooling water path to the ports which are just above the anti-cavitation plate and the holes which are just beneath...
  12. M

    Fuel (gasoline) Additives Compatibility

    I am wondering about the compatibility of Gas-Shok, ValvTect Carbon Free and Sta-Bil (marine) all in the same batch of gasoline. I wanted Gas-Shok for the ability to clean up nasty fuel that I will get at the dock in Canada during a fishing trip. I also wanted Carbon Free in order to clean the...
  13. M

    1986 110HP Johnson Thermostat Problems

    I have a 1986 110HP Johnson Which has undergone repairs in the last 2 years and now I have the port side bank running cold. I am monitoring temps with IR gun and attached thermocouples (both agree with each other). The starboard side goes to 140 deg F and holds, the port side runs around 110...
  14. M

    1986 Crestliner Transom Repair Question

    All, Yep, I'm a newbie with my first post. I've been a lurker for years but never had a need to post. I have a 1986 Crestliner Nordic 18, aluminum hull, outboard powered. The transom is shot. The wood is a crumbled mess of wet sawdust. I am planning out my spring adventure, replacing the...
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