Recent content by J_Walker

  1. J

    Cummins ISB Elevated Iron and Aluminum Levels

    Sorry to take a while to get back to the forum. To answer questions, there is 64,000 miles on the engine. I don't have an hour meter but I don't idle much. I have changed the oil using Rotella T 15W 40 and I am preparing to change the air filter because it is something to try. It is early for...
  2. J

    Cummins ISB Elevated Iron and Aluminum Levels

    Here is the most recent report form Blackstone. Aluminum 32 Chromium 2 Iron 65 Copper 1 Lead 1 Tin 1 Molybdenum 14 Nickel 1 Manganese 0 Silver 0 Titanium 0 Potassium 2 Boron 31 Silicon 4 Sodium 8 Calcium 2171 Magnesium 213 Phosphorus 1164 Zinc 1438 Barium 0 Fuel % Antifreeze % 0 Water % 0
  3. J

    Cummins ISB Elevated Iron and Aluminum Levels

    The engine oil, if that is HDEO means, is Rotella T 15W 40 for diesel engines. The mileage in a year is not that low since it is a motor home. If I take short trips only I get 1000 miles and if I add a long trip to that I get about 6,000 miles. Actually the important point is how much residue...
  4. J

    Cummins ISB Elevated Iron and Aluminum Levels

    My 2000 ISB 260 HP engine has had two oil analyses from Blackstone, this year and last, with elevated iron and aluminum levels. This year I had: Aluminum 32 Iron 65 I have 1,000 miles and one year on this oil change. The analysis during the previous year showed the aluminum and iron levels...
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