2008 Arctic Cat ATVs factory service and repair manual, Page 62Get this manual
3Lubricate the inside wall of the cylinder; then using ring compressor or the fingers, 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 The cylinder should slide on easilyDo not force the cylinder or damage to the piston, rings, cylinder, or crankshaft assembly may occur
6Place new head gasket into position on the cylinderPlace the alignment pins into position; then place the head assembly into position on the cylinder making sure the cam chain is routed through the chain cavity
A CAUTION
Keep tension on the cam chain to avoid damaging the crankcase boss
4Loosely install the two nuts with washers which secure the right-side of the cylinder to the right-side crankcase halfINOTE: The two cylinder-to-crankcase nuts will be tightened in step 9