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    1990 3.4L 250HP diode question

    I ohm tested my diode on the motor while I was replacing the stator and trigger. It is open in BOTH directions. What would this do to the performance of the ignition or charging system?<br /> PS, anyone ever bought one? I can't find one online. Was just wondering how much$$$$
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    1990 3.4L 250hp no-spark on 3 cylinders...

    ...only at idle and low speeds. When i try to idle I lose all odd # cylinders and the 3 coils for the even bank sparks fine. I switched around the upper and lower switch boxes and the problem persists. I ohm tested the trigger as per my Merc manual, while moving the timing lever and the #'s all...
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    1990 3.4L 250HP cranking compression

    I have a 1990 3.4L 250 HP Carb motor and an ongoing performance problem. As a side note, my day job consists of being an ASE Master Auto Tech, and I run a 5 tech shop. I am fairly knowlegeble in regards to mechanics, and have owned several outboards and do all my own service, including powerhead...
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    1990 3.4L 250HP Bleed/Balance hoses

    What is the purpose of the bleed/balance hoses? If they are removed and capped off, will it create problems? I have looked at 17 pages of this forum, and have not seen this question answered. Does anyone know?????
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