1970-1979 Ski-Doo Snowmobiles Service Manual, Page 128Get this manual
POWER TRAIN Table Model Elan Olympique (1970-1974 and 1976300 single) Olympique(all1975and 1976plus440) Olympique (1976 300 twin and 340)'" Olympique (1978-1979 300T and 340) Citation (1978-1979 300) T'NT FA 340, 400, 440 T'NT and Everest T'NT 245,250,340 RN Everest 340, 440, 444LC (1978-1979) T'NT 340 FA and 440 FIC (1978) RN 340 (1978), Blizzard 5500 and 6500 Blizzard 7500 plus and 9500 plus Pulley TypeRoller round shaftPressure leverRoller square shaftHigh performanceRoller square shaft with ramps DRIVE PULLEY SPECIFICATIONS Bolt Torque Pulley Type Torque Method Ftlb37-54 37-54 83-92 58-68 58-68 58-68 58-68 83-92 58-68 58-68 58-68 58-68 58-68 Mkg
(5.1-7.5) (51-7.5) (11.5-12.7) (8.0-9.4) (8.0-9.4) (8.0-9.4) (8.0-9.4) (11.5-12.7) (8.0-9.4) (8.0-9.4) (8.0-9.4) (8.0-9.4) (8.0-9.4)