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    Fluid in the bilge

    pump looks fairly clean, at least no leaks noticeable in the pics. does not rule out a leak in one of the lines though seeing as how your p/s pump is nearly empty check the cooler, the low pressure lines attached to it are a common cause for p/s leaks
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    Mercruiser 3.0 blowed a spark plug

    the engine is flooding to clear the flood, set the throttle to wide open and crank the engine over. do not pump the throttle, just set it to wide open. when the engine fires pull the throttle back to a reasonable rpm if the engine wants to die out when throttling back there is most likely a...
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    Leaking Gear Lube Hose on 1999 Mercruiser Sterndrive

    as far as i know the brass one is nla, at least from mercury. you definitely want to cut the line in half before you attempt to remove the line from the through transom fitting. carefully slice the line where it attaches to the plastic barbed fitting ensuring you do not damage the barb. the...
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    HELP! Brass threaded plug 2001 Mercruiser 4.3l

    the video does not focus on where the sludge is coming from but based on the photo, it appears the bolt you refer to is plugging the dipstick tube hole in the block in any case, the milky sludge oil in the video indicates most likely a cracked block. however, there may some other cause for the...
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    1977 seaswirl omc 190 issues

    crank = turn over thinking you mean, engine turns over but does not start/run since you've investigated fuel, next check would be for good, strong spark at the coil
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    1998 5.7L Tachometer Not Reading Correctly

    if the tach is original it's 23 years old, probably a bit worn have you tried lightly smacking it? usually the trick to get a tach to "normalize" a "low" battery can cause many issues
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    Oil leak coming from this hole?

    the oil pressure sender is right above the starter, could be the culprit clean all the oil off the engine, run at idle and check sender, valve cover and pushrod cover for leaks
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    Oil leak coming from this hole?

    that is a starter mount bolt hole, no connection to any oil passages looks like you have some oil traces up higher on the engine, perhaps valve cover or pushrod cover gasket(s) leaking?
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    Volvo Penta 3.0 Sx | Outdrive nut size?

    7/16 - 20 nylock shouldered nut you can probably get away with stainless but the oem nuts are chrome plated brass
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    Delco est woes.

    my response would be for an efi setup, looking back the info you posted from volvo indicates a carbureted model? if so, the shunt used requires 12 (+) volts applied to it for service mode
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    Outdrive wont trim up properly

    have you checked the fluid?
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    4.3 OMC Cobra Overheating at times

    replace the impeller should be done at least every few seasons if not more often
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    7.4gi/sx Running on plane then high rev, no shift to forward or reverse

    no, the input shaft i was referring to inserts into the engine coupler. pull the drive and you will see it attached to the u-joint assy. rotate this shaft with the drive in gear and observe the propshaft (that the propeller installs on) for rotation
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    7.4gi/sx Running on plane then high rev, no shift to forward or reverse

    follow the procedures outlined in post #5, if all checks out then you can start investigating elsewhere
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    7.4gi/sx Running on plane then high rev, no shift to forward or reverse

    yes, propshaft will not spin counterclockwise when in FWD, not spin clockwise in REV (RH propeller) did you happen to check to drive fluid level? possible you lost lube and destroyed the upper gearset
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    7.4gi/sx Running on plane then high rev, no shift to forward or reverse

    yes, it connects the upper and lower driveshafts 1) boat out of water on trailer or stands 2) remove drive and verify operation by rotating splined input/drive shaft with drive in gear, check for propshaft rotation. if propshaft rotates with drive in FWD and REV then the coupler between the...
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    Alpha One Gen II Oil Leak

    could be more likely the shift shaft seal, a pressure test will indicate which seal(s) is/are leaking
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    Reverse Stall

    no, he's referring to the adjustable stud the plastic end the shift cable attaches to on the shift plate, it is supposed to be at the bottom of the slot. adjusting this stud "up" only buys you time if the drive will not shift into reverse. it has virtually nothing to do with your issue the...
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    Mercruiser 3.0 mercruiser won’t start, engine turns and I DO have spark

    there is a whole bunch of information at the top of the thread page i.e. "stickies" read through them, that will answer a lot of questions you have and will continue to have get yourself an oem service manual, read up you need to figure out how water got into your crankcase oil
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    Delco est woes.

    long block is just a GM 350, merc, volvo, crusader, indmar, etc all has to do with proprietary external components attached to the long block assy e.g. the fuel injection system which in your case (i'm guessing) is volvo that said, have you tried throttling up the rpm with the timing tool...
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