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    Water in spark plugs Yamaha 1991 225TXRP V6

    1991 Yamaha twins 225TXRP V6 I'm new to boating/first boat. I decided to check plugs on port side engine today, and found the right sdie, mid and bottom cylinder plugs fouled with what seems like water and oil mixed Background: Bought them about a month ago, did fine on sea trial. Tried them...
  2. M

    If water comes out of propeller it means thermostat opened and water pump working?

    Noob question. Just wanting to understand how it works. If I see water coming out of the propeller when outboard is on, it means the thermostat opened and the water pump pushed the water through the cooling system? Thanks Engine 1991 2 stroke V6 225 Yamaha
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    What is this salt on my outboard block and spark plug holes?

    I just found this salt in the marked areas of the outboard and spark plug holes as shown on the pic Can anyone share what this means? Yamaha outboard 2 stroke V6 225 hp
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