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  1. Bt Doctur

    PLEASE HELP NEW BOAT OWNER CRACK

    Down on the bottom of the case is where the shifting mech is and with that dent I doubt it will be any good. You need another complete drive.
  2. Bt Doctur

    PLEASE HELP NEW BOAT OWNER CRACK

    I agree with bondo, impact damage.but it could have been worse.
  3. Bt Doctur

    Mercruiser 3.0 = Chevy 181 CID = Small Block Chevy Valve Train? 1:65 Rockers?

    hundreds of eons ago we used gm 6 cylinder rockers arms to give a slight boost to the v8`s ,acted like you increased cam performance. 1.50 to 1.60 ratio. opened the valves a bit more
  4. Bt Doctur

    Advice and suggestions on lifting dressed 260 engine

    install the correct lifting rings on the intake manifold
  5. Bt Doctur

    Cracked exhaust manifold 305 engine

    water will always be flowing thru manifolds no matter if the T stat is open or closed. As posted start with the impeller in the drive
  6. Bt Doctur

    Merc 140 fuel pump install, no ros?

    THAT is the fuel line inlet
  7. Bt Doctur

    Mixture adjustment screw non tamper cover

    grind it off and be done with it
  8. Bt Doctur

    Merc 140 fuel pump install, no ros?

    You fail to understand how a mechanical works. Pumps – (Leaking Fuel): Most mechanical fuel pumps, have a weep hole on the bottom side of the unit. When the internal diaphragm leaks, fuel escapes through the weep hole; to notify the vehicle owner of a malfunction. This is one of the more...
  9. Bt Doctur

    Bell housing spacers Alpha 1 Gen 2

    the spacers for the rear mounts do not have brass bushings. a better description of the part is needed and where its needed
  10. Bt Doctur

    Water coming into bilge

    running water from inside and seeing a leak at the Y pipe connection is : a corroded Y pipe a corroded transom housing a missing O ring
  11. Bt Doctur

    Water coming into bilge

    you said it was above the Y pipe but bellow the inputshaft
  12. Bt Doctur

    Water coming into bilge

    there are 2 vent holes in the housing the one you see is at 12:00 ,the one you dont see is at 6:00
  13. Bt Doctur

    Alpha one gen 1 questions

    That type of damage is caused by a lack of oil.When was the drive serviced last, when was the oil changed last?
  14. Bt Doctur

    Gear oil lower shift shaft

    seal only 18-2006 / 26-89236 complete asembly 23-815921A21 / sie 18-2353
  15. Bt Doctur

    Mercruiser shifterplate

    It will not activate on land on a trailer
  16. Bt Doctur

    Smoke from the Alternator!

    the 90A protects the system wiring in case of alt failure.it did its job. so unless you had the battery cables reversed just replace the alt
  17. Bt Doctur

    Is my coupler off ? looks like it and drive won't go back in ..

    Well ,if you had the drive off for service you should have used some KY when you installed the impeller in the pump housing. Never grease or oil
  18. Bt Doctur

    Mercruiser 165 inline 6 timing marks - reverse rotation engine?

    you do not have reverse rotation
  19. Bt Doctur

    Stringer question

    Ask yourself why the factory made them as long as they are. hull support .
  20. Bt Doctur

    Mercruiser 165 inline 6 timing marks - reverse rotation engine?

    truck motors are standard left hand viewed from the fly wheel, your 165 is left hand also
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