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  1. 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...
  2. 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...
  3. 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...
  4. 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...
  5. 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...
  6. 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...
  7. 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...
  8. 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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