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    86 /70hp Yamaha Bogs at wot

    My top carb. was leaking gas, so I took it to the shop and payed for carbs. cleaning !When I took it out to the lake it would not accelerate to wot..jiggle linkage and it took off and ran ok..next outing it ran fine, last outing was running wot and running fine then the engine just bogged down...
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    86 Yamaha 70 hp shakes at low rpm in gear

    I just purchased a 86 Yamaha 70 hp , it idles fine in neutral but when I shift into forward it shakes at low rpm's ! My question , is this normal for this engine ( 3 cyl. )? It smooths out fine once the throttle is increased and runs good WOT... TIA L.E.S.
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