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  1. Bt Doctur

    Oil leak 350 magnum 5.7

    The remote cover is metal and the seal is an O ring
  2. Bt Doctur

    Short or long water pump?

    Most GM pullys are short but some use a larger diameter Post a pic, might have one
  3. Bt Doctur

    difference between alpha one gen 1 and mc1 style prop

    most newer style use the thinner thrust hub. some old props like Michigan use the thick one.. Should you guess wrong, when you tighten the nut you will jam the prop against the case, you needed the thick thrust hub .If you tighten the nut and the prop is not seated all the way ,you need the...
  4. Bt Doctur

    5.7 VORTEC /EDELBROCK CARB QUESTION

    no cap needed at the carb, its not a vac port. Just a port to the carb in case the mech pump failed
  5. Bt Doctur

    How to keep drive to gimbal housing water hose from coming off?

    hose installed fully and clamped tight? I had to get into the water to reattach it. underwater? hard enough to see the clamp out of the water
  6. Bt Doctur

    First time winterizing 4.3 mercruiser, alpha one.

    So far my plan is to go get garden hose T fitting with shut off valves and run fresh water with boat running until thermostat opens and then open antifreeze valve and close fresh water valve. Then wait until antifreeze starts coming out the exhaust. Shut off engine and cross fingers this is...
  7. Bt Doctur

    350 MAG winterizing - which method is correct?

    push the tab inward and twist, then probe with a nail to insure it drains
  8. Bt Doctur

    Mercontrol dual lever controls diagrams or video

    MerControls manual(1).pdf
  9. Bt Doctur

    Coupler pin lock & tow hitch receiver pin lock

  10. Bt Doctur

    93 Maxum 1800SR - Gear Oil Reservoir Hose

    Looks like you can add it, the hex plug to the left of the water inlet hose
  11. Bt Doctur

    Engine cooling water in tube bigger than gimbal housng tube

    thicker than heater hose
  12. Bt Doctur

    Engine cooling water in tube bigger than gimbal housng tube

    still crawling thru all my links to find it .Its straight walled that slips inside the cooling hose
  13. Bt Doctur

    Engine cooling water in tube bigger than gimbal housng tube

    Have to disagree, that bushing is what seals the water tube not the one that goes inside the hose over the tube. The hose one uses is straight no taper and that item is the trim cyl bushing
  14. Bt Doctur

    Mercruiser 5.0 crankshaft front oil seal replacement

    just the room to remove the seal and drive the new one in
  15. Bt Doctur

    Metal coming out from around gimbal bearing

    bearing installed improperly will do that
  16. Bt Doctur

    Still having shift issues and need / like some input

    worn shift spool? with the drive removed is the shift shoe exactly at 12:00
  17. Bt Doctur

    Merc 4.3 v6 distributor cap and cilinder connections

    If no backyard mech has hacked it up follow the diag in post 7,. If someone has screwed with the dist, remove number 1 plug and the dist cap. crank motor listening for a rush of air. Your coming up on number 1 compression. Quickly tap the starter to bring the timing mark to zero. Where the...
  18. Bt Doctur

    MERCURY MERCRUISER MARINE 8.1L 496 Injector missing Pintel cap

    Next time remove the wire harness first , then the rail, then the injectors
  19. Bt Doctur

    Merc 4.3 v6 distributor cap and cilinder connections

    You can reverse 2 plug wires and it wont even get on plane, just follow the diagram in post 7
  20. Bt Doctur

    Shift Assist Question

    You dont really need it, it tends to wear out the inner casing of the control cable. A good working control box and cables plus a good lower cable and no corrosion in the shift slide is all you need
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