2007 Arctic Cat Four-Stroke Factory Service Manual, Page 54Get this manual
Disassembling Engine (1100 cc Z1)
1With the engine secured to suitable engine stand, remove the coolant drain plug allowing the remaining coolant to drain from the engine
5Remove the cap screws securing the two intake flanges to the cylinder head; then remove the flanges
2Remove the remaining coolant hoses; then remove the hoses connecting the oil reservoir to the engine! NOTE: For assembling purposes, note the location of the oil and coolant hoses
3Remove the six flange nuts securing the exhaust manifold to the cylinder head; then remove the manifold and account for the gaskets