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    Merc 85 crank drive splines.

    I have a 4 cyl mid 70's 85 Mercury outboard that didn't want to drop out the lower unit. Splines were locked together. I heard that was pretty common. Thing is. The splines on both ends and especially in the engine crank shaft side are really in bad shape. Very rusty,corroaed, and pitted to...
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    Fuel or CDI box problem???

    I have a 1986 Yamaha 90 hp outboard. I got it used. Put a jet pump on it and tested it today. It failed miserably. It started fine. Ran slow speeds well. But when rpm's came just a little off idle it faltered bad. Missed, spit, backfired, and shook bad. My first thought was plugged carbs...
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