Recent content by Bt Doctur

  1. Bt Doctur

    Pre Alpha 1 228 lower unit install

    All Dodge, I think you meant shifting into full fwd at the control box and rotating the lower splined shaft fully clockwise into fwd ,that will lock the prop in a CCW position not reverse
  2. Bt Doctur

    240 2006 sea Ray Sundeck overheats at low RPMS

    Could be a early case of "Bravoitis"
  3. Bt Doctur

    Intake manifold, 350 GM

    redirect the drains around the motor to preserve it. No one ever said boat engineers were the sharpest knife in the draw a shame because I have a TBI v8 manifold
  4. Bt Doctur

    No spark from coil

    if you have the HVS type dist(flat cap) ,there is a marked position
  5. Bt Doctur

    No spark from coil

    Usually the ecm controls the timing? all you do is install the rotor in its a marked position and the computer does the rest Need the full engine number to determine the correct manual number This is free to read https://www.scribd.com/doc/124300386/Mercruiser-5-7L-MEFI-5-Service-Manual
  6. Bt Doctur

    How to disable 350MAG ignition coil?

    your overthinking it if carb`d then sprat thru the carb till it stalls, TBI,EFI you use a remote tank with a winter mix to fog it
  7. Bt Doctur

    Time for a new ignition coil?

    get the GM version , grind off the rivets, install the brackets on the new coil and bolt brackets in place. In time the rust will expand the coil internally and cause it to fail ACDelco GM Original Equipment Ignition Coil Kit 19418995
  8. Bt Doctur

    Need fast answer on starter.

    Or dance with the Devil
  9. Bt Doctur

    Knock Sensor Wire?

    try looking where the block drain is , that where mercruiser put theirs, they T into the drain port
  10. Bt Doctur

    Fuel pressure too high, how to fix? Small block GM V8

    Well here`s one I could not figure out.Gm v6 mechanical pump Occasionally after about a 1 hour run I would be leaving black smoke and running rough before it would flood out. Rebuilt the Rochester carb completely worked for about an hour and did the same thing. OK ,figured the carb was shot...
  11. Bt Doctur

    Ok a question about points systems….

    Sounds correct as long as the coil does require a ballast resistor. Some coils can run 12 volts to them like mercruiser coils and accell
  12. Bt Doctur

    jase34212

    looking to make contact with this member
  13. Bt Doctur

    2026 - Mercruiser Cool Fuel 2 Module replacement

    remove the fuel lines at the sep, remove the tbi/rail connection, remove the water line hoses,remove the 2 nuts 26 and remove the CF unit to the bench for service The motor mount to engine is attached with 3/8ths bolts ,2 are what in call shoulder nuts similar to the bolts in the rear flywheel...
  14. Bt Doctur

    Water Intrusion

    everyone is pointing to the exaust when the ports in question are intake ports in the head. support the manifold and fill with water see if it runs out from the intake ports of the manifold
  15. Bt Doctur

    Adding antifreeze

    you unhooked the block hoses but did you probe the brass quick connect in the block? Just seeing it dribble out instead of it pouring out ???
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