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  1. J

    volvo penta AD31B can't get more than 2400 rpms

    I have twins rebuilt both turbos can't get more than 2400rpms out of port side it's blowing some black smoke and appears to be burning more fuel turbo is spinning I am about to swap out injectors and then send injector pump out for svc but is there something else ? is there an air to turbo...
  2. J

    ad31b can t get more than 2400 rpms

    I have twin ad31b s both turbos have been rebuilt. One motor won t come up over 2400 rpms blowing black smoke (not alot) seems to be burning more fuel, I am about to swap out injectors then send injection pump out for svc however anybody have any sugesstions of another suspect
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