1974 Ski-Doo Shop Manual, Page 28Get this manual
Prior to installationinspect bushing seat for burrsRepair only damaged areaotherwise bushing pressfit characteristic will be alteredInstall new retaining ring into sliding half groovePosition new bushing and bushing pusher over sliding half hub (See Special Tools)Drive bushing into hub while at same timeholding retaining ring inside pulley groove using suitable pointed toolAfter properly locating spring into its groovecontinue insertion until bushing sits squarely on its seat Searing pusher
,Note: I roller replacement is indicatedalways replace all three rollersSliding half
At assemblyapply light coat of "High Performance Drive Pulley lubricant" over sleeve surface
To remove or install governor guard bushing use suitable pusher and hammer
Retaining ring
At assemblymake sure the two retaining washer holes align with the slot of fixed half end0)