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  1. Bt Doctur

    Single point drain winterization

    These accept the blue winged plugs
  2. Bt Doctur

    Single point drain winterization

  3. Bt Doctur

    Single point drain winterization

    Remove the hoses and fittings in the block and install removable drain plugs. Remove the manifold drains and hose and install ones with removable blue plugs to drain the manifold. At the pipe where the hoses come together just loop the hoses or remove the pipe manifold and replace w copper tubing
  4. Bt Doctur

    No spark !!!!

    for spark you need power at the + side and a momentary closing and opening of the points.Remove the we from the neg side of the coil , install a jumper with enough we to reach a good ground. With key on, strike /scratch the wire along the block, you must produce spark. If yes then the points are...
  5. Bt Doctur

    Mercruiser 165 4 cylinder running hot

    thermostat has nothing to do with water leaving the exaust.
  6. Bt Doctur

    No spark !!!!

    that means the points are not grounding out when the rotor is turning
  7. Bt Doctur

    No spark !!!!

    With the test light is there constant 12v on the + side and is it blinking on and off on the neg coil side
  8. Bt Doctur

    Alpha One Gen II outdrive won't fit in gimbal ring

    not to mention the shift linkage
  9. Bt Doctur

    Mercruiser alpha one wayer pump

    cant really see the number post a pic of the drive and thats the transom number not the drive number. That number fits the alpha1 MR
  10. Bt Doctur

    Engine starts and dies.

    The alt powers the fuel pump on a volvo
  11. Bt Doctur

    Engine starts and dies.

  12. Bt Doctur

    Engine starts and dies.

    poss a bad diode ,
  13. Bt Doctur

    Need to tweak shift cable for reverse

  14. Bt Doctur

    Need to tweak shift cable for reverse

    The second adjustment is with the stud itself. It can be raised or lowered to achieve good reverse, It all in the #6 manual https://www.scribd.com/doc/209661788/Mercruiser-Service-Manual-6-Outdrives-R-MR-Alpha-One-Alpha-SS
  15. Bt Doctur

    Is it safe to weld a winch post to the coupler?

    Just get the correct trailer
  16. Bt Doctur

    Needing Wiring Assistance After Engine Swap

    highlight the yellow section, doesent show but the message is the "B" and "I" are reversed, "C" is S" click to enlarge
  17. Bt Doctur

    Needing Wiring Assistance After Engine Swap

    and when the key is turned further to the "start" position the white wire gets power rear of switch should be marked "B" "I" , "S" battery, ignition, start
  18. Bt Doctur

    Needing Wiring Assistance After Engine Swap

    guessing its the white wire from the switch, that lug should have a " S" purple should be coil +power
  19. Bt Doctur

    Fuel pressure dropping.

  20. Bt Doctur

    Fuel pressure dropping.

    Run on a remote outboard tank plugged into the fuel sep inlet and retest. You may have a "sock screen" inside the draw tube from the tank. If the remote tank show no problem then remove the draw tube from the tank and check for a screen. Another way is to try and pass a flex line/string/mono/...
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