Most of the times when you have low compression on one cylinder it's an indication that the head gasket is blown. If more than one cylinder has low compression and is hard to start the you most deffinatly have a blown head gasket
Blown head gasket is one cause.
Bad are burnt intake or exhaust valve. Pistion rings broken, Burned pistion. Blown head gasket. That is all that would cause no compression are a loss of compression.
Yes, I blown head gasket will definitely effect the emissions.
you have a blown head gasket water is getting in to the engine oil
I blown head gasket can cause an engine miss which one cause a rough idle.
A blown head gasket.
Overheating.
Broken piston rings, blown head gasket for starters. Run a compression test to determine if it is rings, or head gasket related. Low compression on any cylinder will indicate one of these possible problems.
blown head gasket
Blown head gasket.
If you have low compression on one or more cylinders then you will need to pen the engine up to find the cause. It can be either a blown head gasket, burnt valve, or worn piston rings.