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    Removing spark plugs on a 165hp Merc 4-cyl

    Seems silly but for changing plugs on this 4-cyl 165hp Merc engine, do i really have to remove the exhaust riser to get the clearance I need? it's a 5/8" plug and my socket is just the size of the plug so no extras there... I guess I've been lucky with my cars and they've always been decent to...
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    what happened to the "How a Points Ignition System Works" sticky?

    I'm having some troubles with (i believe related to) the points ignition on my boat...and came back here looking for that post mentioned in the other stickies on "How a Points Ignition System Works" but I can't find it now. Anyone still have the link? One page said "Dead link" - any idea...
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    Fuel Pump Replacement - Drain Oil First?

    Do I need to drain the engine's oil before replacing my fuel pump? I know the diaphragm separates the oil side from the gas side, but if the engine has been sitting I would assume all the oil is in the pan and thus will not start pouring out (other than just residual oil) if I remove the...
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    How to safely check sight tube? (I know...it sounds obvious, but)

    Hi all - I'm looking for advice on how to safely check my fuel-pump-to-carb sight tube. I know it sounds obvious (i.e. LOOK at it, it's a SIGHT tube), but mine has yellowed/darkened with age so I can't make out if there's fluid in it or not. Is it unsafe if there is fuel there to just pull...
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    "Light force" - Gimbal & Engine Alignment Question

    Hi - reading the various posts on doing a gimbal bearing/engine alignment and using the alignment tool (which I have), I have two questions: 1. It seems some people say to put the bar through just the bearing and tap around a bit first (vs. adjusting the front engine mount) - is this right or...
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    Watery bellows - should u-joint bellows be dry of grease too?

    Hi - Questions: - If I had a huge hole in my u-joint bellows (so water surely got in) is replacement of the u-joints, gimbal bearing, and drive-side oil seal a necessity in that case? I plan to replace my gimbal bearing because I can see it and see a little rust on the bottom (though it...
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