1980 Ski-Doo Shop Manual, Page 127Get this manual
SECTION 03 SUB-SECTION 02, (ENGINES)
BOTTOM END
CLEANING
Discard all sealsgaskets and" 0" ringsClean all metal components in non-ferrous metal cleanerRemove old sealant from crankcase mating surfaces with Prior to installation, place bearings into an oil container
heated to 00 (21 F)This will expand bearings and ease installationInstall
bearings with groove as per exploded view
Bombardier sealant stripper, CAUTION: Never use sharp object to scrape away old sealant as score marks incurred are
detrimental to crankcase sealing