Search tips leakage
Simple, pour water over soap Exzos respect. With the wind spout through the front or rear Exzos respect, do not forget to close the hole at the Silencer, what if there are bubbles out on any part, where I was cause leakage.
Motor, that have been adopted is that carbon deposits have to stick around the wall exhaust tu causing internal diameter of the exhaust was slightly chipped. Compression so he has changed, so carbon must be removed, especially if motor, 2 stroke motor that uses mainly oil 2T.