1974 Ski-Doo Shop Manual, Page 106Get this manual
At assembly torque magneto retaining nut to 58-62 ftlbs' Prior to joining of crankcase halves, apply light coat of "Loctite" crankcase sealant to the mating surfaces of the bottom half Position spring washers, lock washers and nuts on crankcase studs then torque nut to 14-16 ftlbsfollowing illustrated sequence
Note: Once the circlips are installed, turn each circlip so that the circlip break is not directly in line with piston notchUsing very fine emery cloth, remove any burrs on piston caused through circJip installation
Note: There is no spring washer on the last two (2) magneto side studs
Torque cylinder head nut to 14-16 ftlbsfollowing illustrated sequence
Torque crankcasesupport nut to 30-35 ftlbs