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    Idle speed & mix adjustment - black smoke when just started.

    This is for a 3.0 LX, 1997 mercruiser - GM, I/O engine.<br /><br />I did the pre-adjustment per the service manual on these two settings...tried the engine, out of the water...other than running on idle slightly above the recommended idle speed ( aprox 100 rpm's above , it ran very smoothly, so...
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    Engine coupler lubrication - Any special tool available?

    Is anyone aware of any tool which can ease the lubrication of the engine couple on a mercruiser 3.0 LX engine?<br /><br />I can get my hands to the zirk, but boy, trying to hook up the end of the greaser hose to it seems almost imposible due to limited space...even after trying several...
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    Checking engine RPM's with a tachometer

    I got a Alpha One 3.0 LX, I/O, Mercruiser transom, '97 with power steering...preparing for the idle speed/mix settings.<br /><br />Question is, Which pulley/shaft should I point the tach to read the engine RPMS?
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    Lubrication questions on a Mercruiser 3.0 LX

    Here I go - I decided to get away from paying someone else to do this for me - downside is I am rookie so I am looking for some help from more seasoned boaters.<br /><br />I got a Alpha One 3.0 LX, I/O, Mercruiser transom, '97 with power steering.<br /><br />Specific questions I have are:<br...
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    Mercruiser 3.0L - Engine shuts off when idle

    :confused: It started with a hard to start condition - had to open the throttle big time to get it started...as soon as I returned the throttle to idle, the engine stopped everytime unless I had the throttle 60% open or more - it seemed to be sucking too much air at idle.<br /><br />Took the...
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