1971-1973 Arctic Cat Snowmobiles Factory Service Manual, Page 69Get this manual
ENGINE SERVICING (WANKEL KM914B) Carburetor and Air Filter
Mount the carburetor (3) with gasket and secure with washers (0.019 in= 0.5 mm thick) and nuts 6Connect the pulsation line (2) to the connection on the rotor casingMount the air filter and (4) tightenSecure exhaust systemTightening torque 13.0 16.0 ftlb(1.8 2.2 kpm)
The second yellow lighting lead remains blind, it may be used for battery chargingThe bulbs should be so selected, that the total lighting load of the magnetogenerator is 40 Watt, otherwise the bulbs could burn throughCare should be taken to ensure good earth connection from the engine, via the frame, to the lamps