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  1. Replies
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    2,290

    Drive shaft Coupling

    I'm looking for the best way to transition the drive shaft from a smaller diameter lower to a larger diameter drive shaft and allow access for changing the pump. I've heard of using impact sockets...
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    48,763

    You had a really nice motor Bobby. To bad some...

    You had a really nice motor Bobby. To bad some thief is enjoying it now. You've got the talent to build another great one for sure.
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    2,880

    Thanks, I will try going a little richer or...

    Thanks, I will try going a little richer or increase the idle jet size
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    2,880

    Help: Yamaha 40hp Hiccup

    I have a Yamaha 40hp (Mid-80's Yamaha 40ESG, 3 cyl, two-stroke) that has a hiccup at idle or when thottling it down to idle. I have messed with the mixture screws and I've tried adjusted the idle...
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    12,146

    Using longer cables keeps operation of the...

    Using longer cables keeps operation of the shifter and throttle smooth


    Sent from my iPad using Tapatalk
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    Remove the pump and worm gear. Fabricate a cover...

    Remove the pump and worm gear. Fabricate a cover plate and gasket. I use 3/16" aluminum plate. Secure the plate with two m6 x 1.0 x 20mm bolts. Seal the oil injection ports on the intake. I punch...
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    Thanks Mike

    Thanks Mike
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    4,854

    Pre-mix

    Pre-mix
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    4,854

    Yamaha 40/50hp 3 cyl 2-stroke

    Can you mix and match the older cranks with the newer crankcases? Or is it the other way around? Basically, I'm wondering if I can put a 1984 crank in a 1999 crankcase. Which crankcase is better...
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