2004 Bombardier Rally 200 Series Shop Manual, Page 136Get this manual
Section 03 ENGINE Subsection 08 (CYLINDER AND HEAD)
CYLINDER TAPER IN DIAMETER mm (in) MAXIMUM (new) SERVICE LIMIT 0.052 mm (.002 in) 0.090 mm (.004 in)
Distance between measurements should not exceed the service limit mentioned aboveCylinder Out of Round Measure cylinder diameter in piston axis direction from top of cylinderTake an other measurement 90 from first one and compareNOTE: Take the same measuring points like described in CYLINDER TAPER aboveR175motr93A
Cylinder Piston assembly Cylinder base gasket Camshaft timing chain
Inspection
Cylinder Check cylinder for cracks, scoring and wear ridges on the top and bottom of the cylinderIf so, replace cylinderCylinder Taper Measure cylinder bore and if it is out of specifications, replace cylinder and piston ring set no39Measure cylinder bore at recommended positionsSee the following illustration