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  1. R

    lower unit seals 1958 Evinrude 18hp

    Recently purchased motor. Do not know history. It appears someone had the lower unit apart because there is blue liquid gasket where the two halves of the gear case join. Changed hypoid oil and ran in tank. Much oil in water. Checked lower unit oil, much water there (light gray). Now it gets...
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    Mercury vs Johnson Power

    I have a 1966 Merc 110 9.8 and a 1960 Johnson 10 HP. The Johnson seems to put out more power. At least the boat goes faster. What is the real HP rating of these motors?
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    1966 Mercury 110 exhaust smoke

    I am not familiar with this era Mercury. I mostly have OMC. There is a small 1/2" D tube at the bottom rear of the powerhead. There is much blue smoke coming out. No water. Fuel/oil is 25:1. Should there be water coming out as an indicator? Since exhaust is normally through prop hub, is this...
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    Johnson 9.9 coils

    Motor is 1980 9.9 Sailmaster. Replaced both coils. One had bad wire, since there had been 5 upgrades since 1980, replaced both coils. Manual says coil resistance should be 450-500 ohms. New coil shows about 25 ohms. What changed in the coil design?What should the new coil resistance be? Is...
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    Grease coming out of vent holes

    Motor is a 1980 Johnson 9.9 Sailmaster Long shaft. Purchased this motor several months ago. Changed water pump. Changed lower unit lube. Motor runs fine, but there is heavy brown grease coming out or the small holes just above the cavitation plate. It seems to work its way out and then stays...
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    water coming out of motor

    Have two almost identical 1980 Johnson 9.9 motors. One is a Sailmaster, the other a short shaft. Replaced the waterpump on the Sailmaster. Inspected but have not replaced the water pump on the other motor. <br />There are two holes on the upper part of the drive unit <br />(Not the dropable part...
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    Shifting, Johnson 9.9

    Lower unit was removed for water pump replacement. Reassembled following advice received here by placing motor in forward, lower unit in reverse, and then pushing together. Worked fine on another identical motor. This one however will now not shift into reverse easily. Have to push it in and...
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    Shift Linkage Johnson 9.9

    I have two almost identical 1980 Johnson 9.9's. One is a short shaft, the other is a Sailmaster (longshaft). <br />Dropped lower unit on both to inspect water pumps. <br />Now having problems with reattaching the lower units to the powerhead. <br />Problem is the shift linkage. When I removed...
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