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loss of power

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Q: What are the symptoms of bad compression piston rings?
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How does fuel get into the oil on a td5 defender?

If you're getting gasoline in the oil, then you have bad piston rings that are allowing gases into the crankcase. You can find which piston(s) have bad rings by doing a compression test; a cylinder with bad rings will have lower compression.


What are the symptoms of bad piston rings?

smoke loss of power


What are the symptoms of a bad piston?

loss of compression, loss of power, oil is "milky"


What happens to an engine with compression loss?

broken rings,hole in piston,bad valves


What is wrong with a 86 Honda when there is no compression in the motor?

Bad compression is usually worn out piston rings, no compression is usually bad valves - assuming it's a 4-stroke.


Why is there Loss of compression in car engines?

because somewhere you are "leaking compression" with bad piston rings, intake or exhaust valves or similar.


What causes an engine to lose compression?

Low Compression usually means that the cylinder rings are worn. You should also do a leak down of each cylinder. That will pinpoint which cylinder/s are bad. Also,possible poor seating of valves or improper valve seat contact.


Why is there oil on your spark plugs?

bad valve seals, bad piston rings bad valve seals, bad piston rings


What causes your 350 Chevy to not have compression on number piston?

Type your answer here... Burnt intake or exhaust valve, hole in piston, broken piston rings, bad head gasket, valve spring broken.


What would make a piston on a Chevy 350 have no compression?

you either have bad piston rings or your valves are staying open. Other Possibilities: Blown head gasket; cracked cylinder head; cracked piston.


If you have change your head gasket on your fiat punto but smoke is still blowing from the exhaust?

Your piston rings may be bad. Do a compression test to find out.


How do you tell if piston rings are bad?

The engine will be losing compression, and possibly burning oil. Check each cylinder to determine the compression. The loss could also be caused by a valve problem.