2002 Ski-Doo Shop Manual Volume One, Page 286Get this manual
Section 06 ELECTRICAL Subsection 06 (TESTING PROCEDURE)
TESTING PROCEDURE
GENERAL
The following chart gives the engine types with their implemented systemENGINE TYPE 277 on Tundra 503 on Skandic WTSWT 443 on Skandic LT 593 on Skandic WT LC IGNITION SYSTEM RER dual trigger coil CDI (single cylinder) Ducati trigger coil CDI RER dual trigger coil CDI (twin cylinder) Nippondenso trigger coil CDI CHARGING SYSTEM OUTPUT 240 240 240 290