1978 Ski-Doo Shop Manual, Page 188Get this manual
SECTION 04 SUB-SECTION 02 (ENGINES)
COOLING SYSTEM
CLEANING
Clean all components in non-ferrous metal cleaner
Apply Loctite Lock'n Seal 242 on threadsNOTE: It should be noted that to correctly remove Loctite locked screw, it is first necessary to tap on head of screw to break Loctite bondThis will eliminate the possibility of screw breakagescrew as 'per illustration
Position
DISASSEMBLYASSEMBLY
00Heat bearing housing to 70DC (160DF) prior to bearing removal or installation
Newer inner pulley half does not have shoulder on its inner face so it is installed with mm ('236") spacerPulley half