1982 Ski-Doo Shop Manual, Page 88Get this manual
SECTION 02 ENGINE SUB-SECTION 05 (464 ENGINE TYPE)
Because of cap nuts, cylinder head studs have to be screwed into the cylinder so that they do not protrude by more than 43 mm (1700")If it is not possible to obtain this length, add washer between cylinder head and cap nut Shorter threaded part of stud should be screwed into cylinderLoctite
Torque cylinder head nuts to 22 N-m (16 ft-Ibs) following illustrated sequence