Re: Mark 30 Dual Fuel Pumps

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July 30, 2018 at 5:03 pm #80398
John Schubert
Participant

    Lifetime Member

    Merc did the 2 pump thing for the reasons stated, but really not the case MK30H’s only had one pump & those that did Merc made a cover plate to block off the holes. Idled fine except when we went to full butterfles.