1974 Ski-Doo Shop Manual, Page 249Get this manual
MODEL ENGIN TYPE CARBURETOR MAIN FUEL JET DIA.0.42" .0.44" .0.44" .0.51"-
1974 CARBURETOR SPECIFICATION
LOW SPEED ADJ
HIGH SPEED ADJ
18 IDLE SPEED R.P.M180.0220.0180.0220.0180.0220.0180.0220.0180.0220.0180.0220.0180.0220.0180.0220.0180.0220.0180.0220.0180.0220.0180.0220.0180.0220.0
Elan 250Elan 250.T Elan 250.DL Elan 294SS Olym30.0Olym340Olym40.0Olym440T'NT 30.0T'NT 340 'F-'NT 440Nordic 640Alpine 440Alpine 640Elite 440T'NT 340F T'NT 40.0F T'NT 440F A
247 248 248 294 302 338 40.1 434 294 343
HR -133-A HR-155-A HR-155-A HR-161-A HR -132-A HR-131 -A HR-134-A HR-13S-A HR-164-A HD-134-A HD-138-A HD-133-A HD-10.8-A