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  1. Bt Doctur

    Engine Hard Starting when Hot

    Also in some applications with a computer the fuel injectors are shut off if motor not running and WOT is applied
  2. Bt Doctur

    Engine Hard Starting when Hot

    no ,but it could impact the fuel temerature
  3. Bt Doctur

    2004 Searay 4.3 Lt w stall

    check the screen at the carb. most likely clogged up with something. see if you can gently blow air thru it, if not your gasoline is contaminated.
  4. Bt Doctur

    Engine Hard Starting when Hot

    check the water cooling hoses for clogs at the cool fuel pump
  5. Bt Doctur

    Smoking Engine and Mercruiser ignition switch question

    but never for Alpha`s .The inner cup is SS but the impeller is rubber and the housing is plastic. If he melted it from no/lack of water it will be very evident at teardown.
  6. Bt Doctur

    Mercruiser alpha lifting point

    tie a strong cord thru it or bend a large landscape nail into an "S"
  7. Bt Doctur

    Single point drain

    If you collect the water coming out you should catch about 4 1/2 gallons. But to be sure you need to unhook the quick disconnect fittings at the block to verify complete draining. Sometimes they get clogged and you need to probe the fittings to insure there not clogged with scale/rust/sediment...
  8. Bt Doctur

    2005 3.0l Mercruiser

    are you near NJ?
  9. Bt Doctur

    Alpha one gen 2 won't trim down

    take a heavy jumper from the pos battery and touch the Green wire from the pump pump should run. If yes, the solenoid is bad
  10. Bt Doctur

    2005 3.0l Mercruiser

    usually the rear mounts have collapsed and that affects the engine alignment. pull the drive, pull the engine,set on ground, burn /melt out the old mount and spacer. I machined this to install the new mounts but some threaded rod ,socket and washers can do the same. Or have them pressed in at a shop
  11. Bt Doctur

    Smoking Engine and Mercruiser ignition switch question

    mercruiser impellers in the drive are rubber
  12. Bt Doctur

    Distribution housing leak?

  13. Bt Doctur

    Distribution housing leak?

    they crack ,I made copper replacement one for a twin engine job.
  14. Bt Doctur

    Milky gear oil

    being the GEN II its most likely the seal below the water pump. Top of third column
  15. Bt Doctur

    mercruiser 888 383

    Its still a small block gm motor so it depends on the width of the rear mounts. 1 piece rear seal or 2 piece and flywheel diameter
  16. Bt Doctur

    NLA Mercruiser Parts

    And to think that it was made by GM for mercruiser. https://www.summitracing.com/search/part-type/fuel-rails/make/chevrolet/engine-size/8-1l-496
  17. Bt Doctur

    1987 3.0L water in oil

    water thru the intake manifold? manifold cracked. exaust and intake ports in head 3, 4 cyl. rusty, head gasket blown between the 2 cylinders whats your location?
  18. Bt Doctur

    OMC 140hp with 400 stringer sterndrive lots of questions!

    2 separate motors and control buttons
  19. Bt Doctur

    Broken Spark plug

    No on the ex manifold ,just the intake manifold
  20. Bt Doctur

    Alarm goes off when key turns: Low Drive Lube Monitor

    And get rid of those Batwing manifolds before they start ;eaking
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