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  1. slug zitski

    diesel fuel filters

    Two racors then two engine filters is the common setup easy to shift from filter A to B while the engine is running 
  2. slug zitski

    diesel fuel filters

    Modern diesel fuel …low sulfur, ecological reasons …fouls very fast  typically you have two filters…the racor style pre filter and the main filter mounted on your engine  The racor pre filter need not be so fine..10 or 20 micron is ok  the main filter is normally 2 micron 
  3. slug zitski

    diesel fuel filters

    Don’t know your filter  be aware that some years ago the filter and element were redesigned a rubber spacer is needed to make new element match with old body  many times the spacer comes with the new element  double check your installation  https://www.parker.com/parkerimages/Racor/7688...
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