Recent content by rockytop93

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    changing engine oil

    04 yamaha 6 hp 4 stroke what is the procudure sor changing the oil? Also what oil is recommended? thanks in advance.
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    pulling to right

    I just bought a yamaha 6 hp 4 stroke. It pulls to the right, worse at wot. I tried setting trim level but made no difference. Any suggestions? Thanks, Allen
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    choosing an electric trolling motor

    I am building a plywood jon boat. It weighs about 200 to 250lbs. What would be a resonable size elect. transom mount motor for it? It will be on lake taneycomo in mo. waves are not a factor and will probably not go more than 1/2 miles up or down the lake. I have my eye on a motor guide 34#...
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    choosing a trolling motor

    I am building a 14 ft. plywood jon boat. I want to push it with a transom mt.electric motor. I am guessing it weighs about 200 to 250 lbs. How big a motor would be practitable to push this boat at a reasonable rate? It will be on lake taneycomo in Mo. Will probably never go more than 1/2 mile...
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    water under floor

    I have an old chrysler 16 ft. runabout that i have been rebuilding. I know it has a false fibreglass floor. My question, can i expect that there is water between the floor and bottom of the boat? If there is how do i remove it? Should i cut a small hole somewhere to check? There is no drain...
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    wiring question

    1960 johnson 40 hp. When i got this engine there was no wiring to it. I have been building up the wiring harness. The engine is running good. My question concerns the vacuum cutout on the side if the block, and the wires that come from the points. I know one wire goes to the center stud on the...
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    installing a kill switch

    I have a 1960 johnson 40 hp. when I got the engine, it didnt have any wiring to it. I built my own wiring harness. My question is how can I install a kill switch? Do I need to run wires from the points thru a swich to ground? Thanks in advance, Allen
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    spark plug wires

    I need to change the plug wires on my 1960 40 hp johnson. The wires on it appear to be original and are solid core wires. All I can find for replacement are resister type wires. They are silicone type wires.(nylon/graphite) Would they be ok on this old engine? Thanks, Allen
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    flywheel rubbing on timing plate

    1959 johnson 40 hp. Engine makes kind of a clattering noise. If I turn the flywheel by hand, at one point of the revolution it will contact somewhere on the timing plate. At that point, if I rock the fw back and forth the timing plate will rock with it. It only does this for a short duration of...
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    what is it

    Please disregard the last posts by me. my computer decided to do its thing all on its own. I am working on my 1959 johnson 40 hp. what is the item on the left side of the powerhead (veiwed from the rear of the engine? it has a vacumm line from the carb going into the bottom of it. It has 2 wires...
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    right height for motor

    what height should the prop shaft be in relation to the bottom of the transom? As it is set up now, the prop shaft is about three inches below the bottom of the boat. Is this too high and will it cavitate? Thanks in advance, Allen
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    need piston, 1959 johnson

    My friend and I bought a 1959 johnson super sea horse 35hp. Model #rds 21b. We need a piston, oem #304711 bore size 3.069, piston size 3.066. Factory does not make them any more. Good used one would be great. Or a line on where I could find one.
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    system over charging

    could anyone help me with an overcharging problem? 1975 merc 650 65hp 3 cyl. Has been working fine. Showing about 13 volts on the gauge at higher rpm. Cruising along yesterday at about 4000 rpm noticed gauge showing 16 volts. In the red on my gauge. Tried slowing down slowly, stayed at 16 v to...
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    disregard topic

    please disregard last top[c by rockytop. It was supposed to be a reply
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    tach problems

    back to nathans original question, I have a 75 650 3 cyl. My tach is set on pul 6
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