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  1. A

    MerCruiser 4.3 temperature alarm

    The carb motor has 3 things that can sound a constant alarm Oil Pressure Drive Lube Temp The oil pressure switch is next to the Oil pressure gauge sensor. It's on the lower port side rear of the motor and under the exhaust. The gauge sensor is much larger than the switch. The switch has a...
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    MerCruiser 4.3 temperature alarm

    The serial number can also be found on a plate next to the starter on the block I'm thinking your motor has a Carb, probably the TKS? https://www.amazon.com/dp/B085ZN4SGK?lv=shuf&channelId=500&plpRedirect=mhFallback
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    2009 ETEC 130 Temp Alarm

    Instructions
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    2009 ETEC 130 Temp Alarm

    Water is pumping but probably not enough at WOT, I would start with inspecting the impeller and housing, might need another
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    MerCruiser 4.3 temperature alarm

    What is your motor serial number?
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    MerCruiser 4.3 temperature alarm

    175 wouldn't be a overheat, and one side being warm and other cool is normal. The cool side is raw water which is ready to go into the block when the thermostat opens and also the water that goes to the exhaust. Check the drive lube reservoir and see how much lube is in it. The bottle will have...
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    MerCruiser 4.3 temperature alarm

    3/4 up may not be hot, what was the temp reading in degrees How do you know it was the Temp alarm? There are other things that can cause a solid alarm to sound off, low drive lube, low oil pressure
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    diffaculty finding replacment duratank gasket.

    I'm thinking the main issue is the tank surface is no longer flat. Needs a metal plate behind it to help but don't see a way to get one in place
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    1988 See Ray flybridge not engaging reverse

    If it's been several years since the lower shift cable was replaced it might be time
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    5.7 gxi fuel pressure issues

    I have nothing Don't see how zero psi will work other than the HP pump is able to suck fuel thru the LP pump, at least your not seeing a vacuum on the low side
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    Electric Fuel Pump Assembly Replacement For Volvo Penta

    ^^^Agree, never heard of a problem with Airtex
  12. A

    4.3 Mercruiser - randomly dies

    Clues I'm seeing Watching your vid I see you pump the throttle when it dies prior to restarting. 1) Once the boat is running the first time the carb fuel bowl should always be full and not need pumping. Even if it does need a bit more fuel pumping it more than once might cause a flooding...
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    Emulsified seawater + diesel = burnt/obstructed valves?

    Good news, safe travels
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    1994 PCM 5.8L EFI Throttle Body issues Need Help

    Find a NAPA store, they should have O-ring assortment made from Nitrile Rubber (NBR/Buna-N) or Fluoroelastomer (FKM/Viton)
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    Crusader 350 w/ Velvet Transmission: Locked up after brief shutdown

    Opinion: manufactures defects happen and they are not often they happen at the same time or same item. While changing both "might" guarantee this will not happen to the other motor, IMO it's a one off.
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    Crusader 350 w/ Velvet Transmission: Locked up after brief shutdown

    Great news, look like Makomark had the right thought
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    Engine whistle

    When discussing motors it's best to give us the motor serial number due to manufacture change parts quite often
  18. A

    Looking for tips pulling a VP Gen V engine out of boat

    Should come straight up "unless" you don't have room to go straight up ;)
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    5.7 gxi fuel pressure issues

    It might just be your gauge
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    Crusader 350 w/ Velvet Transmission: Locked up after brief shutdown

    Sounds promising
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