2007 Arctic Cat Four-Stroke Factory Service Manual, Page 216Get this manual
6Secure the oil tank to the chassis with the three cap screws; then tighten securely
7Place the resonator into position in the chassis and install the two springs securing the resonator to the chassis; then secure the resonator to the upper frame with the hairpin clipInstall the exhaust pipe and secure to the manifold and resonator with six springsConnect the harness plug-in for the exhaust temperature sensor! NOTE: To finalize this procedure, it is necessary to add coolant and oil to the engineProceed to Liquid Cooling System (1100 cc Z1) sub-section in Section and follow steps 1-6 of FILLING COOLING SYSTEM; then proceed to Changing OilFilter sub-section in Section and follow steps 7-10