Originally Posted by
DWN3GRN
Those engines are not like turbine that have a so call min. level. Thats why the oil needs to be check before ever flight. If its not in the normal range, add oil. It should be full all the time...
If you put a full 8 quarts in your average IO-550, plan on AT LEAST one quart being blown out of it in the first couple hours of flight.
Just like our old JT15Ds and our current FJ44s, the IO-550 in our Cirrus is real, REAL happy and stable at 7 quarts.