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  1. R

    Mercruiser 3.7/470 Overheat Problem

    1978 MCM470 ENGINE [WILLIAMS]. heater exchanger 50% water distilled - coolant antifreeze 50%. engine oil 30wt 5.5qt. ENGINE LUCAS TB ZINC - PLUS ZDDP 4 OZ. outdrive water sea water / water pump. gasoline filter water. gasoline 90 OCTANE. ENGINE 650 RPM IGNITION 4 DEG BTDC. 470 MCM 4cyl piston...
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    Ballast Resistor versus 8-9V on positive Coil

    Resistance wire ohms 1.8-2.0! coil primary 1.2 ohms. Spark Plug! AC-MR43-T/ CHAMPION RBL-8. .035 IGNITION POINT GAP .016 / CONDENSER .18 TO.23 MICAFARED STARTER ENGINE 12VOLT DC. ENGINE RUNS 8-9 VOLTS DC
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    Mercruiser 165 6cyl inline dies when boat is in the water

    years engine?
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    Mercruiser 470 oil pump

    470MCM ENGINE OIL 30WT 5.5QTS. LUCAS TB ZINC-PLUS ZDDP 4OZ. ENGINE IDLE, IGNITION BTDC 4DEGS 650-700RPM. SPARK PLUGS AC-R42-TS. ENGINE COOLING ANTI FREEZE 50%-DISTILLED WATER 50%.
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    Shift cable bellows.

    https://www.bing.com/videos/riverview/relatedvideo?q=youtube%20shift%20outdrive%20cables&mid=CDB3929549B51FED4A6FCDB3929549B51FED4A6F&ajaxhist=0 cable outdrive shift engine switch .... cable oil hoses rubber! 24hrs oils! outdrive rebuild!
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    Mercruiser 3.0 won't throttle up

    PISTON COMPRESSION 140PSI. TIMING 2DEGREE BTDC. 600 IDLE RPM.
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    1972 Mercruiser 165.

    model 165. 165HP,250CU.IN.,6 CYL PISTON, COMPRESSION PRESURE 140 PSI., PLUG AC-MR43-T, NO 6DEG BTDC YES 2DEG BTDC, ENGINE OIL 5QT,
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    Mercruiser 470 Rod Bearing

    year 1978 MCM470 MERCRUISER. ""WILLIAMS"" 1986-2025. engine 224cu.170hp.4btdc timing 600-700rpm ENGINE OIL 30W and sn plus 4oz. 5.5QT. ENGINE ALCOHOL COOLANT FREEZE 50% DISTILLED WATER 50%. ddrieck: rod bearing engine 470 ....
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    1968 tilt/trim leaking by

    SEALER OIL FILTER ADD! 4oz!
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    First Successful Outing On The Lake

    I have a Mercury 850 4 cylinder with the Thunderbolt ignition system that is overheating. After I dropped my friends off at shore, I headed to the boat dock at full power when the motor died at full speed. I initially thought the battery for the motor was too drained, so I used the trolling...
  11. R

    Engine water flow issue

    coolant internal engine antifreeze 50%-distilled water 50%. pump engine! heat exchanger engine 50%antifreeze-50% distilled water. YES! heat exchanger sea water!!!!!!!!!!!!!!!!!!!!!! ENGINE COOLANT 140F COOLANT ANTIFREEZE!
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    Mercruiser 3.0 overheated, Is my motor shot?

    1978 Wellcraft Suncruiser 20FT. ENGINE 470. 170HP.COOLANT DISTILLED WATER 50%-ANTIFREEZE 50%. 1978-2025! OUTDRIVE WATER - need OLD DESTROY impeller.
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    Posible oil and water mix in mercruizer sterndrive

    ENGINE COOLANT ANTIFREEZE 50%-DISTILLED WATER 50%. OUTDRIVE OIL OF THE WATER?
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    closed cooling

    various engine 5.7L cooling antifreeze 50% and distilled water 50%. outdrive pump water Maintenace.
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    Mercruiser 470 timing - service manual?

    1978 MerCruiser 470. WILLIAMS. 1978-2025! THE TIMING 8 DEGREES 1990 YEAR. TIMING 1990'S-2025 ENGINE 4 DEGREES. 600RPM ENGINE IDLE. 4 BTDC DEGREES. ENGINE OIL 30WT. ADDITIVE LIFT 4oz ZINC PLUS.
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    new engine overheats

    engine coolant no water! YES! distilled water 50%-antifreeze coolant 50%. svb165 DAMAGED OF THE ENGINE! WATER ICE.
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    Crank driven vs block mounted raw water pump pros/cons

    50% distilled water/antifreeze 50%. heat exchanger engine coolant.
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    Crank driven vs block mounted raw water pump pros/cons

    MERCRUISER ENGINE 302CU. DISTILLED WATER 50% ANTIFREEZE 50% ENGINE COOLANT heat exchanger. THE WATER OF THE DRIVE SHAFT PUMP PARTS. IMPELLER WATER PUMP, DRIVE SHAFT.
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    Crank driven vs block mounted raw water pump pros/cons

    MERCRUISER MODELS 225II-TR STANDARD COOLING. ENGINE MCM302 CU IN. 1970'S. DWELL 26-31. OIL ENGINE 6 QUARTS. 5.7L V8 IDLE 550-600 RPM TIMING 10 BTDC.
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    Crank driven vs block mounted raw water pump pros/cons

    1970'S ENGINE MERCRUISER 302 V8 .... DISTILLED WATER -ANTIFREEZE 50% .... ROY WILLIAMS 1978 MCM470 HEAT EXCHANGER 1978-2025 YEARS ...
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