1978 Ski-Doo Shop Manual, Page 158Get this manual
SECTION 04 SUB-SECTION 02 (ENGINES)
((VTorque to 20 N-m (15 ft-lbs)
BOTTOM END
CLEANING
Discard all oil seals, gaskets and "0" ringsClean all metal components in non-ferrous metal cleanerRemove old sealant from crankcase mating surfaces with Bombardier sealant stripper_ CAUTION: Never use sharp object to scrape away old sealant as score marks incurred are detrimental to crankcase sealing
o At assembly on crankcase apply Loctite Lock'n Seal
242 or equivalent on threadsTorque to 43 N-m (32 ft-lbs)Apply Loctite Lock'n Seal 242 or equivalent on threadsApply Loctite Lock'n Seal on threads then torque to 85 N-m (63 ft-lbsl, At assembly apply light coat of lithium grease on seal lips then position oil seal with outer surface flush with crankcase To remove bearing from crankshaft use protective cap and special puller, as illustrated(See Tools Section)
DISASSEMBLYASSEMBLY CD0 Crankcase halves are factory matched
therefore, are not interchangeable as single halves