1997 Ski-Doo Factory Shop Manual Volume Two, Page 318Get this manual
Section 09 TECHNICAL DATA Sub-Section 04 (TECHNICAL DATA LEGENDS)
ENGINE LEGEND
BTDC: CDI: CTR: K: MAG: N.A PTO: R: ST: Before Top Dead Center Capacitor Discharge Ignition Center Kilo1000) Magneto Side Not Applicable Power Take Off Side Rectangular Semi-trapez
VEHICLE LEGEND