Based on the mileage, I'm going to say that it should be a lot of drops a day. How much oil drips down to the pan should be a direct funtion of how much blow by the engine has. My car has a lot of blow by, so the oil separator, air cleaner assembly is always coated with oil.

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2001 Dodge Ram 2500 Cummins Turbo Diesel - 4x4, auto, 3.54 gears, long bed
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'92 300D 2.5 Turbodiesel - sold
'83 300D Turbodiesel - 4 speed manual/2.88 diff - sold
'87 300D Turbodiesel - sold
'82 300D Turbodiesel - sold