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  1. Bt Doctur

    1993 Mercruiser 350 Ski Magnum carbed oil type

    with high zinc for flat tappets, I see better oil pressure and lower temps using it .
  2. Bt Doctur

    Electric Steering for 2005 Volvo Penta?

    SeaStar hydrolic system
  3. Bt Doctur

    1993 Mercruiser 350 Ski Magnum carbed oil type

    Rotella15 w-40
  4. Bt Doctur

    Old Bravo3 Outdrive Reassembly problem connecting gear oil line

    I attach the hose to the brass nipple first and I use a hose 2 inches longer than factory. install the housing and using some Power-Tune and a special hose pliers simply CAREFULLY push the hose on the plastic nipple. Its a very tight fit and have found that no clamp is necessary
  5. Bt Doctur

    Snapped the dreaded Mercruiser transom Drive Lube Fitting....

    I have replaced it without removing the housing or drive Turned fully to the post side there is JUST enough room. Easiest way I have found is remove the manifold, the pin going to the steering arm (A PITA) , remove the locking tabs from the cylinder mounting bolts, possible using a adjustable...
  6. Bt Doctur

    Install a used engine from one seller and outdrive from another not a matched set

    There is no need to kick a drive on, properly adjusted you can push the drive on to within a 1/8th inch. do you have the old mount with the double wound washer or the newer mount with the thin flat washer?
  7. Bt Doctur

    4.3GL VP Fuel Pump Issues

    with a lot of fuel pump issues, I have changed them to the mercruiser design using a oil pressure switch, wired thru the cube relay.
  8. Bt Doctur

    Bent push rods….calling engine builders

    would be more helpful posting a engine serial number too
  9. Bt Doctur

    Mercruiser 3.0L LX - Black Smoke / Rough Idle

    make sure the choke is opening fully
  10. Bt Doctur

    lower shift shaft positioning for gear selection

    This is the correct way it turns. If yours is reversed the shaft was not located correctly when the drive was split, If this is a Alpha GEN II counter rotation than what you describe is correct split the drive, turn the splined shaft fully clockwise while turning the prop CCW This is forward...
  11. Bt Doctur

    Error closed loop gasoline bank 2

    most "fine wire plugs" are the cause, I`ve switched most customers motors back to MR43LTS
  12. Bt Doctur

    For those of us who tow our boat, do you inspect it ?

    Found a rusted out center drop axle and wasnt really concerned last year because I was going to replace it this spring. Due to weather and what not I finally launched my boat and brought the trailer home to do the work. I was aware of the center but not this. Luck was with me I guess...
  13. Bt Doctur

    MerCruiser Alpha One Gen 1 – Shift Shaft Alignment Reverses Forward/Reverse Gears After Impeller Install

    look at it this way, the prop locks in a CCW direction in fwd gear and will ratchet CW with no power the prop will turn CW when the shaft is rotated by the motor This is fwd
  14. Bt Doctur

    A-team HEI distributor upgrade shift interrupter wire connection

    Write you next of kin on your body in 2 places to identify you
  15. Bt Doctur

    Shift cable replacement Alpha I Gen II 5.0L - cable binding

    w The cable housing has been attached to the drive unit and routed through the transom and into the boat. From what I understand, we have the correct routing. when you installed it was it as straight as possible while you screwed it in the housing and then routed it?
  16. Bt Doctur

    7.4 merc won't start after winter storage

    did you ever check the oil level inside the pump body where it bolts up to the water pump
  17. Bt Doctur

    Oil Gauge pinned with alarm

    the no oil pressure switch is wired to the alarm and will sound with motor off and silence when oil pressure is present has only 1 wire The fuel pump pressure switch looks like the one in the pic with 2 wires All others are fitted with plugs not wires
  18. Bt Doctur

    350 Mag Bravo 3 with poor power steering assist

    That unit can be dis-assembled and cleaned internally
  19. Bt Doctur

    Leaking gear lube Mercruiser alpha one gen 2

    most likely the seal under the water pump plate
  20. Bt Doctur

    Mercruiser 350 carb

    new 2 barrel on ebay, 135 work just fine
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