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I have a 3 cylinder Detroit diesel that blows engine oil out the exhaust.
Optional Information: Pre-1983 Detroit 2 cycle 3 cylinder Already Tried: Nothing.
Hello
Welcome to JA!
Here is a exposed view of a Detroit 3 cyl engine.
you can have a broken compreshon ring'
cracked piston
cracked sleeve
bad valve stem seal
with it running remove the oil fill cap of you feel a lot of blow by here then we know its a compreshon ring.,,sleeve or piston.
of its ok there then its a valve guide seal
Let me know if i can help more!
Hart
Experience: 20 YEARS OF HEAVY EQUIPMENT REPAIRS/ HEAVY EQUIPMENT MENTOR