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  1. M

    Are parts interchangeable for 10 hp and 7.5 hp?

    I have a honda b100s 1700520.it is missing a fuel inlet ,inlet cap and charging plug.on the honda website the parts are discontinued.can I use 7.5 parts?there is a boat motor place in my. Called twin city outboard I might try.also is it easy to convert to a safety switch? Thanks
  2. M

    9.8 110 spark plugs

    I have a 1969 mercury 110 9.8 hp that came with champion j8c spark plugs.the marine engine parts blowup shows NGK buhw 2 and the NGK catalog shows NGK 5110. Also do I use 50 /1 fuel oil mix?the serial number is 2621746
  3. M

    Mercury 110 9.8 hp spark plug

    I have a 1969 mercury serial number 2621746 110 9.8 hp and I have a question about the spark plugs.it came with champion j8c.the marine engine parts blowout shows a NGK buhw 2. The NGK catalog call for NGK 5110.it runs good with the champion plugs.also is the gas oil mix 50/50? Any help would...
  4. M

    1990 evinrude junior water pump

    i have a 1990 evinrude junior.the service manual shows the water to exit from the 2 holes above the propeller in the gearcase but when mine is running it spits out of the 4 exhaust holes above the pivot bushing.is the water pump bad?
  5. M

    1990 evinrude junior lower unit

    i just bought my first motor a 1990 evinrude junion and i have a question about replacing the oil for the lower unit.i can only find one screw to drain it near the propeller and no vent.i looked all over the lower area.any help would be appreciated. thanks
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