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  1. Bt Doctur

    Be easy on me please. Total newbie.

    Or remove the drive first, then beg,borrow,make a T bar using an old shaft to turn the motor
  2. Bt Doctur

    Spark plug heat range

    Plug readings are a bit difficult because of todays fuels
  3. Bt Doctur

    Manifold/riser condition

    dress the surfaces with a fine flat file , look good otherwise
  4. Bt Doctur

    Alpha one drive gear /shaft od 1.50:1

    With a new replacement gear set they want you to remove the small spacer and use rolling torque method, I just reuse the small spacer and just torque the nut down . Never had an issue
  5. Bt Doctur

    replaced gimbal bearing in merc alpha 1. cannot get alignment tool to engage with engine coupler at all. have tried to move bearing every way

    Was the old bearing destroyed or was the drive difficult to remove? If yes ,you have an engine alignment issue
  6. Bt Doctur

    Can Larson Senza be fixed?

    If your turning the motor please STOP before you break the bolt. Battery connection clean and tight at the battery, the starter and the neg ground at the block. Locate the slave and jump the yellow/red and red/ purple. If the connections and starter are good, motor should spin
  7. Bt Doctur

    Alpha one drive gear /shaft od 1.50:1

    The inputshaft bearings are both the same and use 2 spacers https://external-content.duckduckgo.com/iu/?u=https://www.bing.com/th?id=OP.kfoAP2juWbyl6g474C474&o=5&pid=21.1&f=1&ipo=products Do you mean the vert gear bearing?
  8. Bt Doctur

    Mercruiser outdrive oil/liquid leak during winter

    In any case remove the bell housing to gain access to the hose but cut the hose first.
  9. Bt Doctur

    Mercruiser outdrive oil/liquid leak during winter

    that is the gear oil transfer hose .Usually from old age cracking. Do not attempt replacement untill you cut the hose first. The transom side fitting is plastic and breaks very easily. Replacement requires steering ram removal to access that area. You can replace the hose by making/creating a...
  10. Bt Doctur

    Dual cable rotary steering

    sounds like you have a older stringer OMC Tru Course System
  11. Bt Doctur

    Old archived posts

    Absolutely nothing , it`s meant to show you that you dont dredge up old posts from years ago.
  12. Bt Doctur

    Replacing my outdrive but can't determine the right one!

    Basically, for anything under 140 hp 1.98-1 for 160 - 200 hp 1.65 or 1.84 for 260 hp 1.50
  13. Bt Doctur

    Old archived posts

    This has been repeated many times, do not post to old outdated posts.Those that do will find it locked. Consider them "Read Only" Start Your Own with your topic.
  14. Bt Doctur

    RE: Issues with Mercruiser 5.0 LX 4 Barrel Carb

    First, fix the temp gauge and sender or it will just happen again. The "not able to shift" is most likely a melted shift cable where is passed around the Y pipe.
  15. Bt Doctur

    Volvo Penta 7.4 overheats

    are the hoses routed correctly to the pump :in is in, out is out" If yes, then check the first item past the pump for blockage
  16. Bt Doctur

    Aq231a Outdrive, dry start up

    Use muffs or the flushing hose, impeller is engine mounted and most have a flushing port
  17. Bt Doctur

    Hard starting 4.3LX, normal or not?

    Some have added a push button to prime the carb . Rochestors have a habit of leaking welch plugs draining the bowls
  18. Bt Doctur

    Mercruiser 4.3MPI 2005 SmartCraft Connector location?

    might be the data link plug
  19. Bt Doctur

    MerCruiser 3.0 - loud metal noise when in gear

    And all this could have been prevented with yearly maint. SAD
  20. Bt Doctur

    Starting Issue - Twin 1988 Merc 4.3's

    IF you are wired according to your pic, all the switch does is combine the batteries on "ALL,BOTH' and does not have the house charging. House will only charge on #1 or #2 , ALL,BOTH combines all batteries together. THe engine starter cable is connected directly to the battery for each...
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