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    2003 Yamaha HPDI 250 - Not Firing in #2 & #3 Cylinder

    Hi everyone! I'll thank everyone in advance for posting answers and questions in these posts. I find them very helpful. I am not a certified Tech so forgive me if I use incorrect terms. I have this HPDI with a freshly rebuilt powerhead. The injectors were ultrasound cleaned and tested...
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    1999 Johnson 225 starting problem

    On this motor, I rebuilt the carbs and have good even compression on all 6 cylinders. I have new plugs and wires. I get a spark on all six but the engine will only sputter and cough but will not fire up. I then tried starter fluid and nothing. I took the plugs off and got an obvious mist of...
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