1978 Ski-Doo Shop Manual, Page 122Get this manual
SECTION 04 SUB-SECTION 02 (ENGINES)
BOn-OM 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 stripperCAUTION: Never use sharp object to scrape away old sealant as score marks incurred are detrimental to crankcase sealingAny free-play between the bearing simulator and magneto side retaining washer, minus recommended endplay (maximum 0.1 mm L004") is the distance to be covered by shirntslShims are available in thickness of 0.1 mm (,004"), 0.2 mm (,008"), 0.3 mm (,012"), 0.5 mm (,020"), mm ('039"l
DISASSEMBLYASSEMBLY
General
Refer to Technical Data Section for component fitted tolerance and wear limitIf necessary, refer to Drive Pulley Section to remove drive pulley
CD CD Crankshaft