1983 Ski-Doo Shop Manual, Page 104Get this manual
SECTION 02 ENGINE SUB-SECTION 06 (534 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 (1.700")If it is not possible to obtain this length, add washer between cylinder head and cap nutShorter threaded part of stud should be screwed into cylinder
CDTorque cylinder head nuts to 24 N-m (18 ft-Ibs) following illustrated sequence