2005 Ski-Doo RT Series Shop Manual, Page 95Get this manual
Section 02 ENGINE Subsection 09 (ENGINE MEASUREMENT)
A35C2YA
1Top of spark plug hole
F00D0EA
NOTE: The liquid level in cylinder must not drop for few seconds after fillingIf so, there is leak between piston and cylinderThe recorded volume would be false Let burette stand upward for about 10 minutes, until liquid level is stabilized Read the burette scale to obtain the quantity of liquid injected in the combustion chamberNOTE: When the combustion chamber is filled to top of spark plug hole, it includes an amount of 2.25 cc corresponding to the spark plug well Repeat the procedure for the other cylinder Install thicker or thinner cylindercrankcase gasket (refer to Parts Catalogs) in order to obtain the specified combustion chamber volume or the nearest