2006 Arctic Cat Y-6/Y-12 50cc and 90cc Service Manual, Page 48Get this manual

2006 Arctic Cat Y-6/Y-12 50cc and 90cc Service Manual, Page 48

DSC02261 DSC02250 23Extend the timing chain through the cylinder; then install the cylinder onto the piston and crankcase
onto cylinderPull the chain out through the gasket and cylinder head making sure the alignment pins seat properly into the
cylinder head DSC02262 24Locate the bottom chain guide into the groove on the cylinder; then install the cap screw and O-ring