1981 Ski-Doo Shop Manual Supplement, Page 19Get this manual
SECTION 02 SUB-SECTION (05-07)
1981 SPROCKET AND CHAIN SPECIFICATIONS
SPROCKET UPPERLOWER ELAN and SPIRIT 250 CITATION 3500, MIRAGE CITATIO 4500E, MIRAGE IIE CITATION SS, MIRAGE SPECIAL EVEREST 500 E, FUTURA 500E EVEREST LC, FUTURA LC BLIZZARD 5500, GRAND PRIX SPECIAL BLIZZARD MX, GRAND PRIX MX BLIZZARD 7500, SUPER SONIC
CHAIN PITCH AND NUMBER OF LINK S
1 2" single, 62 38" double 86 38" double 86 38" double 88 38" triple 68 38" triple 64 38" triple 68 38" triple 68 38" triple 66 38" triple 68 38" triple 90 38" triple 186 38" double 86