1970-1979 Ski-Doo Snowmobiles Service Manual, Page 146Get this manual
FRONT SUSPENSION AND STEERING 5Installation is the reverse of these stepsKeep the following points in mind: aWhen installing spring couplers with threaded holes for coupler bolts, ensure that threaded holes are on the inside of the machinebTorque coupler bolts to 46-50 ftlb(6.4-6.8 mkg), then torque locknut to 44-55 ftlb(6.1-7.6 mkg)See Table 1Table Components
Spring coupler to leaf spring" Runner shoe Elan 29455 and 30055 All other models Ski coupler Bolt (all models except T'NT RV) Bolt (T'NT RV) Nut Shock absorber
SKI TORQUE SPECIFICATIONS Torque FtlbMkg
35-40 4.8-5.5
4-5 9-12 4650 25 4455 33-35