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  1. Bt Doctur

    Starter extension/stand-off nut and bolt

    It appears you broke the solenoid trying to remove the battery cable take it apart, clean everything crimp on 2 new ring connectors ,yellow/red to the inboard small post, purple to the outermost small post, generic nut that fits the main starter post
  2. Bt Doctur

    Prop Contacts Trim Tab Only When In Gear Not Neutral

    Everything was fine until a few hours in I hear my Propeller hitting my trim tab. This only happens in Forwards and Reverse not in neutral. Something got loose, in neutral the prop doesnt spin
  3. Bt Doctur

    Sx-m trim cylinder loose

    Nope, look it up in the SM. Maybe on the newer rams but the older style go in the ends of the rams also Just saw the video, your ram is different then the job I just did .
  4. Bt Doctur

    How do I Stop Loosing Bearing Buddys??

    Check the hub for cracks, can also use a thin wall rubber sleeve over the hub and bearing buddy and a hose clamp on each side
  5. Bt Doctur

    Volvo Penta SX-M ?- no water to raw water pump

    From the drive to the pump = suction side from the pump to the THERMOSTAT HOUSING =pressure side Remove the thermostst housing and remove and rubber pieces Make sure you have the hoses at the pump connected correctly = inlet to inlet
  6. Bt Doctur

    2.3l acts as if flywheel has missing teeth

    Is the ring gear in the same position? Some flywheels will accept ring gears on either side if the flywheel. Some flywheels will even fit reversed on the crankshaft too
  7. Bt Doctur

    Sx-m trim cylinder loose

    Genuine Volvo Penta Outdrive Trim Tilt Bushing Part Number 3853423 Fits Volvo Penta DP-S, DP-SM, SX-C, SX-M sterndrives Set includes 4 Bushings Factory OEM Original Equipment there are plastic bushings that slip into the cylinder ends .Need to look up transom housing in the vp schematics
  8. Bt Doctur

    Trim pump brass fittings too big

    drive serial number says Bravo II or Bravo III
  9. Bt Doctur

    Trim pump brass fittings too big

    a 7.4 does not go with a GEN II drive. Inspect the pump threads, there most like inverted flare and do not accept regular threaded fittings post a pic of the old pump and of the hose ends
  10. Bt Doctur

    Inspecting fuel lines before you become one

  11. Bt Doctur

    Motor out of alignment

    Some have used a small bottle jack against the harmonic balancer to lift the engine enough to loosen the nuts downward, then use the jack to raise or lower the engine , then adjust the nuts to match. The Volvo or Merc one should work or a very lightly used inputshaft from a drive .
  12. Bt Doctur

    470 trim pump leak

    reverse valve not adjusted properly
  13. Bt Doctur

    Motor out of alignment

    To leave room for adjustment have atleast 1 inch above the top nut. To actually set the exact height you will need ,tighten the rear mounts ,support the front of the engine by the lift ring on the thermostat housing and raise or lower the front if the engine until the alignment bar goes in...
  14. Bt Doctur

    Is My Impeller Bad? Mercruiser 228

    Imperller is totally wasted, and the pump base is also damaged from overheating. If the video is of you on a hose the high rpm destroyed the impeller. On a hose your limited to about 1500 rpm max or impeller gets destroyed
  15. Bt Doctur

    1988 4.3 ltr engine starter wiring

    Remove the exaust manifold, then you gain access to the starter wiring and bolts
  16. Bt Doctur

    1984 Merc 120 trim sender plug location

    the limit switch wiring goes directly to the trim pump , there are 2 bullet connectors at the pump wiring blue/white and purple I think
  17. Bt Doctur

    1984 Merc 120 trim sender plug location

    trim sender is the brown and the other side goes to a ground
  18. Bt Doctur

    Engine Fire

    Vents have duct hose on them so no real entry into the eng compartment Got lucky it worked
  19. Bt Doctur

    Volvo penta trim pump circuit breaker

    only if you have the system that raises both drives at the same tine but you have switches to lower each one separately
  20. Bt Doctur

    Repair Manual for newer MerCruiser 4.5L 250hp

    https://www.simmercury.com/service-manual-8m0119305/
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