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  1. K

    1983 Omc 3.8 V6

    If the solenoids are both good then you will have to pull the tilt motor. If you have experience with this type of motor you should be able to get it going again by opening it up and freeing the brushes. Be careful when you remove the motor not to lose the nylon washer on the motor shaft and...
  2. K

    1983 Omc 3.8 V6

    Are you asking about the actual drive tilt or the hydraulic trim that is under the engine? If the boat has been laid up for a long time then sometimes the brushes in the electric motors get stuck and that will keep them from operating. If the boat has been stored outside it may have gotten...
  3. K

    Mercruiser 3.0: Dead cylinder? very sluggish!

    You could be having water incursion from the exhaust manifold riser In the rear #4 cylinder. Connect a garden hose to the front of the manifold where the thermostat housing discharges. With the plugs out spin the engine and look if droplets of water appear.
  4. K

    1983 Omc 3.8 V6

    Check the fuses near the top rear of the engine. They are 50 amp. Trace one of the #10 red wires from the main solenoid and you will find them. Sometimes the holders get loose or there is corrosion built up.
  5. K

    Mercruiser 470, hero to zero. Timing chain jumped?

    When you are checking the ignition remove the 2 screws holding the breaker plate to inspect the centrifugal advance weights and spring mounts. Also make sure that the rotor shaft does not have any excessive play. I have seen distributors worn to the point that the engine would not go over 2k...
  6. K

    MCM 165 Seawater intake problem

    Speedi Sleeves usually can be found at a bearing supply store. NAPA may be another source plus on the internet.
  7. K

    OMC Sterndrive 165; 1974 Winner "Minikai"

    If they are stripped then the stringers need to be replaced. The engine and drive will need to be removed.
  8. K

    OMC Sterndrive 165; 1974 Winner "Minikai"

    Check that the lag screws are still tight on all 4 corners of the engine mounts.
  9. K

    Cone Clutch Replacement

    You need to pull it apart. Get a service manual that will make the job go easy.
  10. K

    Cone Clutch Replacement

    Why do you need to replace the cone clutch? When they slip usually they can be either lapped together with grinding compound or glass bead blasted to remove the glaze. Are you using the correct oil in the gear case?
  11. K

    Trim question on Alpha 1 gen 1

    Try to post a picture of what you have and where you think the water came from.
  12. K

    Threaded hinge pin?

    The slot is there to help line up the groove for the socket head bolt which holds the pin in place.
  13. K

    Prealpha trim pump leak

    There are 4, 1/4” 28 hex bolts holding the aluminum valve block to the pump base. They may even be loose, under the block there are 4 “O”rings and that is where the leak is. The “O” rings can be matched up at any auto store. Put a straight edge across the bolt holes and you will also see that...
  14. K

    Unicorn Prop??

    Just google Volvo propeller 14x 19 rh.
  15. K

    Gimbal bearing of u joint noise?

    This job is not as hard as it appears. With the upper gear housing and bellows removed straighten the tabs over the 6 bolts. Disconnect the same things you would do to pull an engine from a car. Remove the 6 bolts and the whole PDS housing comes out with the engine. The bearings and seals...
  16. K

    1986 Mercruiser V-8 5.7L - overheating issue??

    As Lou stated about manifold blockage another thing that happens is the plastic water pocket cover in the upper housing will melt because there is not enough water to put out the exhaust flame. With the lower dropped look to see if the cover is melted. When they melt they leak. Put a length...
  17. K

    Thru hull exhaust

    Try googling, Ace Race parts. They have stainless close mandrel bends a lot cheaper than copper.
  18. K

    Thru hull exhaust

    Sorry no pictures, it was when I had my shop years ago. Basically what it turns out to be is a swing joint. I believe you have 4” exhaust hose, the fittings will be close either way to the hose size.
  19. K

    Repeated impeller failures, help

    The best thing that people n the Donzi site say to do with a Bravo is to plumb a sea suction through the bottom and with a “Y” connection from the drive joining with the through hull before the pump your problems should be over. Greco STH-1000. 1” NPT scoop strainer IBV- 1000. 1”...
  20. K

    1990 Donzi Sweet 16

    The “key hole” cut out is the same. You will just have to drill 2 more holes at the top of the cutout. You will see where to drill with the inner plate.
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