1971-1973 Arctic Cat Snowmobiles Factory Service Manual, Page 16Get this manual
ENGINE SERVICING (SINGLE CYLINDER) 8Tighten the flywheel puller bolt until the flywheel freely disengagesPull flywheel off the crankshaft and remove the flywheel puller from the flywheelCAUTION: Always place the flywheel with magnets facing upward on clean, dry areaDamage may result if dirt and other foreign particles come in contact with the flywheel magnets12
Spray the wiring with lubricant or silicone spray to facilitate removalTo enable the wire to be pulled through the grommet, remove spark plug wire cap, and the holding clampPull ignition wiring through grommet