2011 Arctic Cat Prowler XT/XTX/XTZ ATV/ROV Service Manual, Page 94Get this manual
3Lubricate the inside wall of the cylinder; then using ring compressor, compress the rings and slide the cylinder over the pistonRoute the cam chain up through the cylinder cam chain housing; then remove the piston holder and seat the cylinder firmly on the crankcase
CAUTION
The cylinder should slide on easilyDo not force the cylinder or damage to the piston, rings, cylinder, or crankshaft assembly may occur
2If damaged, the camshaft must be replaced