1971-1973 Arctic Cat Snowmobiles Factory Service Manual, Page 48Get this manual
ENGINE SERVICING (TVVIN CYLINDER) InspectionClean ing
1Inspect all parts for wear or damage; replace all necessary partsRemove lubricant buildup from parts by washing in cleaning solventInstall the rope and recoil reel over the recoil spring so that the center lug of the recoil reel engages with the inner hook of the main springRecoil Starter Assembly
1Lubricate the component parts of the recoil assembly with petroleum jelly or light greaseNOTE: Free movement of the recoil mechanism depends upon lubrication between the coils of the main recoil springWind the main recoil spring, using the recoil spring tool (Arctic Part No0144-005)6Install the dished washer, three (3) engagement pawls, pressure spring, and the return spring3