2005-2007 Bombardier Rally 200 Factory Service Manual, Page 105Get this manual
Section 02 ENGINE Subsection 07 (CYLINDER AND HEAD)
Torque cylinder head nuts no24 in criss-cross sequence at half of the recommended torque value in the exploded viewFinish tightening cylinder head nuts criss-cross with the recommended values in the exploded viewTorque cylinder head screws no23 with the recommended values in the exploded view2 2
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Cylinder head Timing chain Chain guide Head gasket
Inspection
Check for cracks between valve seats, if so, replace cylinder headCheck mating surface between cylinder and cylinder head for contaminationIf so, clean both surfacesClean oil support through the cylinder head from contamination1