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    Yam 50TLRB how do you remove cooling system crud

    While getting ready for summer fun I removed my thermostat just to check its condition(recently bought this outboard). The thermostat had a lot of crud accumulated on it. Also some crud buildup inside the cavity that the thermostat fits in. I suspect that there is buildup in places that are...
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    99yam40 another PTT question please

    A few days ago you helped me get my PTT off of my Yam 50TLRB. Thanks!! I got a new Yam PTT motor assembly--exact replacement for original. Now ready to put back on. My Yam service manual shows an O ring that goes between the motor and hydraulic pump, however, there was no O ring under the...
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    PTT removal on Yam 50TLBR

    Trying to remove the Power Trim and Tilt unit to remove trim motor stator which is corroded. Have a Yam service manual. Step 10 is remove stud bolt. This is the large bolt across the bottom end of the trim unit--threaded on both ends--approximately 3/4" X 8". Of course there is corrosion...
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    Yam 50TLRB sneezing, coughing, bubbling

    New to boats and outboards. Bought this outboard in 2008. At sea trial it would not power up when in gear--idle fine. Previous owner had carbs cleaned--ran fine. Sat up over winter. Spring 2009 would not power up--carbs cleaned --ran fine, end of summer 2009 sat up for a month--would not power...
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