1981 Ski-Doo Shop Manual Supplement, Page 62Get this manual
SECTION 03 SUB-SECTION 05 (A IR IN TAKE AND FUEL TANK)
AIR INTAKE AND FUEL TANK
For the folowing models:
ElanSpirit CitationMirage (all models) Nordik (refer to Citation 4500) EverestFutura (all models) Alpine