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    Gage light wiring help needed

    My newly acquired proline 20 has a gage panel with about 5 gages all working. The problem is they are wired so that when the battery selector switch is turned to on, the lights all come on all of the gages(only the light, not the gage itself and even with the ignition off) The back of the gage...
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    Fuel Gage not working

    I replaced my fuel gage on Johnson 150 with new one. Only reads half full and never seems to do anything. What is the troubleshooting process for this. PS 1988 proline cc. Thanks
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    Eagle Fish ID 128 problem

    Today I used my fish finder, eagle fish id 128 and it shut off, . from then on whenever I tried to power up, every so often it would beep with a vertical line down the screen then nothing. Then if I tried to restart it soon after it wouldnt do anything. Later it would do that one beep and a...
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    VRO Keep it or lose it?

    I would like to hear some opinions so I can decide wether or not to eliminate the VRO on my 88 150 GT Johnson. It is working now, however I have had a few oil alarms that cleared once I pumped the priming bulb. I am running it with oil in the gas also because I am a little nervous since the...
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    Old Boat Livewell need help.

    -------------------------------------------------------------------------------- Bought a used proline. Has a non functional shurflow washdown/baitwell pump, also has a rule recirc pump in the baitwell, working. I suspect the rule pump as later addition after the other pump died. I am new to...
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    Bait livewell pump systems help

    Bought a used proline. Has a non functional shurflow washdown/baitwell pump, also has a rule recirc pump in the baitwell, working. I suspect the rule pump as later addition after the other pump died. I am new to using these. Do I need a baitwell pump, or should I stick with the...
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    Guages with condensation inside

    Most of the guages on my boat have condensation inside. Some original OMC,some have been replaced on a 88 boat. They all work. Is there a fix for this, does it happen all the time, or are the guages defective. Do I need to worry besides being hard to read? Thank you. PS, boat is in Florida.
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    Tach setting 6C or 6P

    I read a lot that the tach for johnson 150 GT needs to be set on 6....Is that 6C or 6P. They are opposite each other. Right now the arrow points at 6C. Is that correct?
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    Trailer Tires Advice

    Hello, I have purchased a used 20 Proline Center Console with 150 Motor. It sits on a Dual Axle Trailer with bad tires. The tires on there now say ST78-B13 and are 5 lug. Question, I am looking to replace with new tires, and am confused by all of the different numbers, ratings...
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    Johson 87 150 Tachometer malfunction

    I am just beginning to get to know a proline 20 cc with a 1988 Johnson 150 GT. There is a standard OMC tach plus a larger size fancy one on the dashboard. Of course the inside of the dashboard looks like spaghetti to me at this point of my relationship with this old boat. full speed the OMC...
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    Johson 87 150 fuel oil ratio

    What is the fuel oil mixture ratio for the johnson 150 GT. I want to be prepared in case because I am not sure the VRO is working good on recently purchased boat. Dont have a manual yet.... Thank you.
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    proline 88 20 cc fuel capacity

    Can someone help me with the standard fuel tank capacity for the 20 proline cc 1988. Thanks.
  13. S

    OMC 1.6 Seadrive Running Rough

    Engine overheated one time, shut it down, then replaced all head gaskets, thermos, waterpump, plugs, wires. Now it runs rough sometimes however always starts on first turn of key. Idle sounds good most of the time, probably in the 3000+ range it runs rough. Any chance that the flywheel...
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