Recent content by petvetdoc

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    Over torqued water pump bolts

    Replaced water pump on 1988 Johnson 140 HP. Bought a new inch pound torque wrench, didn't know how to use it correctly and I now am sure I overtightened the water pump bolts considerably. I've already installed the lower unit and it pumps water OK. Should I pull lower unit again and loosen and...
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    Shift shaft orientation

    Trying to reinstall lower unit I removed 3 months ago to replace water pump. 1986 Johnson 140 HP. The dogleg in the shift shaft is supposed to point forward, away from the drive shaft, correct? When I slide the lower unit on, the shift shaft won't go forward enough(toward the front of the...
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    HELP with Cooling issue 1985 Suzuki DT25

    Bought this 1985 Suzuki DT25 as a project with head removed, 3 head bolts broken off in block. Machined head with sandpaper and glass, replaced head gasket, replaced thermistat (old one wouldn't open), new water pump impeller and water pickup tube grommet, cleaned carbs. Drilled out head bolts...
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    1985 Suzuki DT 25 Cooling problem

    I bought this engine for $100 as a project. Came having been overheated, head taken off, 3 head bolts broken off in block. Resurfaced Head with sandpaper and glass, new head gasket, changed water pump impeller, and water pump housing, and lower pickup tube grommet, changed thermistat (old...
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    Replacing Oil Lines

    I want to replace all the oil lines on my 1985 70ETLK Yamaha. I am planning to use Tygon as recommended on an earlier post. Does anyone know the correct diameter or do I just mike ID and OD of my old hose and hope I'm not measuring a stretched out hose, or just try for a snug fit on the nipple...
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    Retrofitting tell tale for flushing with a hose

    Does anyone have a diagram ( or verbal explanation) of the water flow circuit on a 1985 Yamaha 70 HP? I am thinking of trying to add a hose port somewhere to flush this motor without muffs.
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    Disabling Oil Level Sensor

    If I just unplug the 2 wires from the oil level sensor, will I disable it, allowing temp sensor to still work alarm correctly? The oil sensor only senses oil level in tank, correct, and only completes ground to warning lights? 1985 Yamaha 70 ETLK Thanks
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    1985 yamaha 70 hp trouble with warning lights

    1985 Yamaha outboard 70 HP. Bought motor used, had sat for 12 years, rebuilt carbs, replaced water pump kit. Installed on new boat and test ran. Do not have a green light on the engine gauge at any time. have a red light and buzzer when running. Oil tank is half full. Engine heads are cool to...
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    Help with cooling issue/head

    I picked up a 91 Suzuki DT25 that had overheated. Owner had pulled head and broken off 3 head bolts. I drilled out bolts and rethreaded, replaced water pump and thermostat (old one would not open) cleaned carbs, fuel filter,flushed water passages, new head gasket. On hose engine would not pee...
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    RPM @ WOT on 1985 Yamaha 70 HP on trailer in gear? Carb issue?

    Picked up a 1985 Yamaha 70 HP ETLK. It has been sitting, I think, for 19 years! took carbs apart, cleaned carbs, float bowls and needle valves, blew out with compressed air. Cleaned fuel filter. Replaced water pump. Fuel line, for testing now, is hooked directly to barb on fuel filter, bypassing...
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