Recent content by deedaad

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    Firing on 1 cyl. What else could it be???

    1980 2 cyl. merc 40 hp. changed out the trigger, stator, rectifier, switchbox, coils. It has 145 lbs. of compression on both cyl. but it still has no spark from the switchbox to coil #2 Is there anything else that would prohibit spark?
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    1980 40 hp 2 cyl. 2 bad coils.

    this motor lost 1 cyl. and I realized the thermostat housing was spraying water. I fixed it. then exchanged the coils to make sure that this is why 1 cylinder went dead. Now the motor won't fire at all. I did a compression test and both were 145. Would another ignition component fry the coils or...
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    1980 mercury 40 hp won't idle

    1980 merc 40 hp ser.#5559989 will not idle. I cleaned the carb 3x's , reset the float level, changed all fuel lines inside the motor, replaced the switchbox, checked all visible wires, still won't idle. checked the compression, over 150 both cylinders. I disconnected the fuel line to run the...
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