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  1. Q

    89 Merc 5.7 Carb, Water Problems Update

    Finally got it done. Thanks to all for your advice and help.<br /><br />Stbd cylinder head replaced (reman), compression was bad in 3 cyl. Engine starts are now almost instantaneous. No more prolonged cranking. <br /><br />Carb cleaned and rebuilt. Full of crap, oxides and gunk. Starts are...
  2. Q

    1990 Merc Alpha 1 Trim hose removal

    One of the hose end fitting is leaking and the hose needs replacement.....yes Rabidfish, its falling apart :mad: <br /><br />How do I remove the hoses that run from the trim motor to the bottom of the y-pipe?<br /><br />Do I have to pull the engine to reach the bottom end fittings or they can...
  3. Q

    Rochester 4 Barrel Crab

    ...I mean carb :D <br /><br />Is this normal?<br /><br />I have this on my Merc 5.7. Had a look down the throat today with the engine at idle. Saw fuel dribbling out of the jet in droplets, not a spray. Droplets are large enough to reach the butterfly plate. Is this normal? <br /><br...
  4. Q

    Water in engine oil - Mercruiser 5.7

    To share a strange one.<br /><br />I have been having a problem with water in my engine oil. Not much water, just enough to create some milky streaks in the oil when viewed through the oil fill cap.<br /><br />Had the heads off to examine them, block, oil galley area and the inlet manifold -...
  5. Q

    1989 Merc 5.7 - Water in oil, low comp in 3 cylinders

    Engine is a 1989 Merc 5.7/Alpha Gen 1.<br /><br />Need pointers on where to look for the water entry. Could see some latte through the filler cap, not enough water to cream all the oil, waited for replacement head to do the job at one go.<br /><br />Was also having low compression on #2...
  6. Q

    Water in Oil - Mercruiser 5.7/Alpha 1

    Engine is a 1989 Merc 5.7<br /><br />I am getting water in the oil. Not enough to make latte, just a little can be seen in the hollow areas at the top of the cylinder heads. <br /><br />Exhaust manifold are good, checked those out. <br /><br />Recently the port cylinder head cracked and was...
  7. Q

    Alpha 1 Gen 1 Propshaft Oil Seal

    I recall seeing a tool to install these seals in-situ. Have lost link on this.<br /><br />1. Need a pointer on where I can find this.<br />2. How do you remove the seals witout removing the carrier?<br /><br />Thanks.<br /><br />Qystan
  8. Q

    Alpha 1 Bell Housing Water Hose Installation

    Discovered that the water hose hose is kinked. Hose was changed early this year and may have finally collapsed a couple of months back. That should explain the sudden hotter exhaust water, engine temp is still good at 150F<br /><br />The kink is behind the bell housing along the arc where it...
  9. Q

    Alpha Gen 2 Drive on a Gen 1 Transon Assembly

    Was that close to mounting a Gen 2 on my Gen 1 transom. :( No go.<br /><br />The 6 mount bolts fit nicely, would have work except for:<br /><br />1. Drive is about 4mm wider at the area that slides between the gimbal ring. Could have shaved 2mmm off each side of the drive.<br />2. The...
  10. Q

    Alpha 1 Housing Carrier Retainer Ring Thread Repair

    My Alpha 1 housing carrier threads for the carrier retainer ring is worn (corrosion) and can no longer fully tighten the carrier in place. The ring jumps threads when tightened. Preventive maintenance don't seem to be paying me dividends :mad: :mad: :( <br /><br />Question: Other...
  11. Q

    Alpha Drive Re-sealing - What interval?

    Intent is to see if preventive periodic re-sealing can be put into the maintenance routine. <br /><br />Typically I see users operate until the seals give and then look to changing the seals. Hopefully they don't kill the bearings and gears in the process and its major bucks.<br /><br />What...
  12. Q

    Merc 101 Grease Properties

    Other than looking green, what special properties does this grease have?<br /><br />Looking to understand the purpose behind the recommendation.
  13. Q

    Water in Alpha 1

    This bit is an interesting finding.<br /><br />Drained all the oil, milky and some water. Tilted the drive up, down to get the last bit out.<br /><br />Dropped the lower unit, drain plug was out and more oil drained when laid on its side. Moved it around while dismantling the shift shaft...
  14. Q

    Alpha 1 Carrier Removal-How much heat?

    I am trying to disassemble my Alpha 1 lower unit to change the seals and inspect the bearings. Its in saltwater use all the time.<br /><br />Its the standard problem with all aluminium parts- stuck. <br /><br />The manual and recommendations is to heat it. Question I have is: How much...
  15. Q

    Help Removing Bayliner Trophy Windshield

    I have a 1991 Bayliner Trophy Hardtop (not walk-around). Its the weather over here, need more airflow through the hardtop area, especially at anchor.<br /><br />Looking at removing the middle glass pane to modify the frame to allow opening. Need to figure out how to remove it.<br /><br...
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