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  1. Bt Doctur

    1988 5.0 xl alpha possible engine replacement opinions/cost

    Well, if we knew what motor accessories you also want on the new motor. You should be carb`d so about 2600-3200 for a NEW long block and about 10 hours labor
  2. Bt Doctur

    1974 140/1R outdrive tilt/trim

    I put a jumper wire from the starboard side large terminal on the solenoid to the nearest small terminal. See the attached photo of the solenoid. The pump ran, You activated the up circuit but labored a bit and then there was a “clunk” and hydraulic fluid ran out of the base of the...
  3. Bt Doctur

    5.7L 350 - 2003 - MAP/ MPI Horizon - Water Distribution Housing ISSUE

    click to enlarge
  4. Bt Doctur

    Determine counter engine

    standard and reverse are two different systems ,same with the cases
  5. Bt Doctur

    How can I fix the water leaking at the stern for my boat?

    a bellows leak lets water into the boat from the bellows , a transom leak is something very different, there is an inner and outer housing bolted together with a gasket to form a seal.
  6. Bt Doctur

    EZ Drain Plugs for Exhaust Manifold & Engine Block on 3.0 Mercruiser?

    once you remove the plug a wire/nail/screw is easily inserted to clear the drain Typically the block is 1/4 inch pipe and the manifold is 1/8 inch pipe plugs
  7. Bt Doctur

    Bravo 3 oil fill siezed

    if all else fails ,weld a SS bolt to the fitting.
  8. Bt Doctur

    Is the bilge drain hole to small or am I stupid

    simply raise the hose to inside the boat and install a pump on the end of the hose
  9. Bt Doctur

    new to winterizing inboard Mercruiser

    "350 inboard" meaning a true inboard and no outdrive? per post #6 is the way to go. Some full fresh water cooled systems include the manifolds but not the elbows. Elbows need draining and if no drains a shop vac to blow air into the hose and then fill it with some AF. a "cocktail fuel mix"...
  10. Bt Doctur

    No spark 4.3 Mercruiser

    accessory-center off - 1st position, ign on- 2nd position starter left center off 1 click right 2nd click right
  11. Bt Doctur

    Bravo 1 water pressure issues

    Bravoitis occurs at the transom housing side primarily and rarely at the gimbal side. This is an extreme case click to enlarge
  12. Bt Doctur

    No spark 4.3 Mercruiser

    B=battery power I=purple, ignition S=solenoid, yellow/red slave
  13. Bt Doctur

    How can I fix the water leaking at the stern for my boat?

    There is no "easy button" but there is a death certificate with drowning listed as the cause. Post your next of kin ,please
  14. Bt Doctur

    Bravo 3 prop shaft leaking. How to fix?

    https://duckduckgo.com/?q=bravo+service+manual+in+pdf&t=ffab&atb=v224-1&ia=web
  15. Bt Doctur

    No power to ignition

    check the starter for the 90A fuse link, then check for 12v at the alt output lead. no 12v= bad fuse link
  16. Bt Doctur

    outboard bleed fitting 22-15133 at bottom of crankcase

    Motor is a 115 hp . Thankyou
  17. Bt Doctur

    outboard bleed fitting 22-15133 at bottom of crankcase

    This fitting is leaking thru a very tiny pin hole in the fitting itself. Pictures do not show threads on the new part. How to remove and install the new one? Thanks
  18. Bt Doctur

    Why my leaf springs are sliding?

    click to enlarge
  19. Bt Doctur

    Why my leaf springs are sliding?

    click to enlarge
  20. Bt Doctur

    Why my leaf springs are sliding?

    Your spring package is not correctly located in the axel perch and the U bolts are not straight either implying the axel length is incorrect for the springs package. Plus putting the brake wiring in the axel is really a stupid idea. Allows water to enter and rust from the inside out
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