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3 cylinder Detroit diesel that blows engine oil out the exhaust.

 
Rudolph Diesel's Avatar
  • Answered by:Rudolph Diesel
  • ASE ,Master Heavy Truck Technichian
  • Positive Feedback: 99.3 %
  • Accepted Answers: 481
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Customer Question

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.

Submitted: 1681 days and 4 hours ago.
Category: Heavy Equipment
Value: $15
Status: CLOSED

Accepted Answer

Picture
Expert:  Rudolph Diesel replied 1681 days and 4 hours ago.

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

graphic

Let me know if i can help more!

Hart

Expert TypeASE ,Master Heavy Truck Technichian
Category: Heavy Equipment
Pos. Feedback: 99.3 %
Accepts: 481
Answered: 10/4/2008

Experience: 20 YEARS OF HEAVY EQUIPMENT REPAIRS/ HEAVY EQUIPMENT MENTOR

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