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  1. R

    MR outdrive

    the nail alum of the pivot bolts https://www.nlamarine.com/products/mercruiser-gimbal-ring-bell-housing-hinge-pin-mr-pre-alpha-one-17-38031-1968-77?variant=1116233872
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    MR outdrive

    THE OUTDRIVE HINGE PINS 2 BOLTS ... STAINLESS STEEL ... THE PROPANE TORCH HEATING IT HOTTER BOLT THEN THE SOCKET IN THE ICE WATER ... THEN THE SOCKET COLD AND THE BOLT HOT AND THE A TORQUE ... THE BOLT IS A VERY HOT RED .... NO HAMMER .... THE THREADS ARE LOCKED UP THE CHEMICALS OF THOSE...
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    Voltmeter vs alt output

    THE VOLTMETER VOM ELECTRONIC TOOL .. VOLT 13.75 -14.75 VDC ...ON THE ALTERNATOR POSITIVE ... THE ALTERNATOR REGULATOR DIODES IS THE DAMAGED IT ..
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    Oil Analysis for high-hour 4.5L 250 HP

    THE ENGINE OIL SPEC IRON 80 PPM HIGHER LOU C ENGINE ..
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    Oil Analysis for high-hour 4.5L 250 HP

    the new engines oil 25-40wt ... years ago 30w 32-90 F ,,,, 40W 90F higher air temps .. I did the 30w oil engine MCM470 year 1978 MOLY 400PPM/ZINC 700 PPM / PHOS 750 PPM ..AIR TEMP 90F BELOW .... I was the FLAT TAPPETS additive zinc plus 4 oz. ..
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    Oil Analysis for high-hour 4.5L 250 HP

    Molybdenum is also utilized in various industrial applications. One of its significant uses is in engine lubrication, where it is added as a lubricant additive to enhance the performance of lubricants. Molybdenum compounds have excellent anti-wear properties and can reduce friction and protect...
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    Blown head gasket

    the engine block is the rusted it around the pistons rusted hole
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    Another prop slipping thread

    the outdrive bellows of the inside it full the water . u joints / bearings and did the bearing / shafts you was the gear oil in the fall ! the gear oil is the lower port hole ..did the gear oil inspected it ..
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    Another prop slipping thread

    THE U JOINTS ARE RUSTED ...IN THE BELLOWS IN THE WATER . THE DRIVE SHAFT IS NO WATER IN THE SPLINES NO RUST ..
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    Water in u joint bellows

    I was the outdrive gasket . the silicone grease is the gasket outdrive .. inspection of the alum corrosion !!!!!!!!!!! no glue . then the corrosion of the alum of the gasket area ... then the marine-tex epoxy ,,, wire brush and the alum cleaned it , and then the marine-tex ... I was...
  11. R

    Shift cavity water...

    NO OIL/PETROLEUM RUBBER PARTS ALSO THE PLASTIC DAMAGED IT .. RUBBER IS OIL/GREASE AND THE SOFT RUBBER CRACKING IT ...
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    Shift cavity water...

    O RING , GASKET BELL HOUSING THE SILICONE GREASE !!!! NO PERTROLEUM ............ THE SPARK PLUG WIRES SILICONE GREASE ! ALSO THE ELECTRICAL CONNECTORS ,,,,
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    Shift cavity water...

    the molybdenum grease the bellows shift shaft and the drive shaft ... inspected it of the rubber bellow ..the outdrive gasket was the silicone grease no corrosion of the gasket ,,, alum surface did the painting . also the gear oil inspected it .. every year in the my October take it off...
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    2022 MerCruiser turns-no ignition

    the electric meter of the ignition module connector, the key is turned turn the key on , and that meter voltage ! did the spark plugs arcing ! also the gasoline of the engine intake manifold ...
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    Mercruiser 170 Starter Removal

    DID THE ENGINE SPEC LITER alpacaox ... THE STARTER IS THE WATER INSIDE THAT BOAT ?
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    Mercruiser 170 Starter Removal

    ELECTRONIC CONNECTOR STARTER ENGINE IS THE CORROSION SOLENOID ..
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    Mercruiser 170 Starter Removal

    the 1986 engine MERCRUISER 170HP ... NOW THE 3.7L OF THE ENGINE ? MCM470 ENGINE ..... I WAS INSPECTED IT OF THE 1978 MCM470 ENGINE 3.7L TODAYS ! DID THE MANUAL ..............SEE THE MANUAL MCM470 ...
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    4.3LX & Weber Carb Service

    the carb of the Throttle body cleaner inside .... the take the top off the carb and rebuild it .....did the cloth / brush ... marvel mystery oil did the cloth ... I was NOT OF THE CARB CLEANER !!!! 50 years ago ...
  19. R

    1986 Mercruiser 470/170hp/3.7L Carb backfire, low vacuum, other weird issues

    the alum corroded of that carb !!!!!!!!!!!!!
  20. R

    1986 Mercruiser 470/170hp/3.7L Carb backfire, low vacuum, other weird issues

    the DOW CORNING DC-4 ELECTRICIAL GREASE IS THE WEIGHTS OF THE DISTIBUTOR .. I was the the corroded weights did the good ,,, no corroded .. also the DC-4 GREASE distributor shaft of the points ..
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