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    1984 150 compression

    I have a 84 150, I bought a rebuilt 200 hp powerhead and had it installed. It has never run right. I have replaced the coils, plug wires, rectifer-voltage regulator, rebuilt the carbs, and run seafoam through it. It has no power to get on plane, once up it runs ok but it wants to foul the plugs...
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    low compression

    I bought a rebuilt powerhead for my 1984 150 hp. johnson. It was a 200 hp. powerhead. The boat never did run right after it was put together, I can't take motor in for warenty. Carb have been rebuilt and I ran seefoam thru motor 3 times. compression went from 85 to 90 psi. the bores look good...
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    84 150 hp broken drive shaft

    The drive shaft on my 84 150 vro snapped at the water pump, I'm told this is common . My question is the newer models have a two piece drive shaft could I swap one of those on my motor if so what year can I use , and would I have to change anything else. Thanks for your help.
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    overtemp alarm

    while attempting tach. instalation I pulled apart my control box. I noticed that the purple wire to the buzzer [ overtemp? ] was cut, I'm thinking about a temp gage. If my 1980 200hp crossflo is set up for one or replacing whatever nessessary to bring it to stock and read both heads instead of...
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    seeping hull

    my friend has a 72 25ft trojen do to a faulty bilge pump he ended up with several hundred gals of water in the boat. after draining there was water seeping out of the hull, he thinks the hull is leaking I think the glass is soaked. the hull doesn't look to rough but the plan is for us to sand...
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    200 crossflo intake

    I have repowered my 84 150 with a 80 200 hp. the 200 has the 150 intake and carbs . I now have the 200 intake but not carbs. Will I see better performance with the 200 intake and 150 carbs or should I wait till I get carbs? what is the # for the 200 carbs ? I think I found some for 175$ is this...
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    buble back exhaust

    I am a newbie to this site just found it the other day,I have a 1984 150 vro with a rebuilt 1980 200 powerhead. the powerhead came with a cracked intake. so I used the 150 intake and carbs the builder is giving me another 200 intake I am thinking about putting it on. when I went to the outboard...
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    spark plugs

    I have a 84 150 vro the powerhead was changed to a 80 200 hp ,with the 150 intake and carbs.when I bought the boat it had nkg plugs with a center electrode. the mech put champion plugs with standard electrode. I am just learning outboards, the nkg plugs are eaiser to clean, but what is best for...
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    formula

    does anyone have the formula for pitch mph rpm so I can decide what prop to buy ?
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    1984 150 crossflo

    I had my powerhead replaced rebuilder said new one is a 200 hp. it has a flat exh. cover, any way to tell the differance?
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