1997 Ski-Doo Factory Shop Manual Volume Three, Page 80Get this manual
Section 03 ENGINE Sub-Section 04 (CDI SYSTEM)
2,5, Magneto Flywheel and Nut
Clean crankshaft extension (taper) and apply Loctite 242 (blue) on taper, then position Woodruff key, flywheel and lock washer on crankshaftClean nut threads and apply Loctite 242 (blue) then tighten nut 125 Nm (92 lbfft)At reassembly coat all electric connections with silicone dielectric grease (PN 413 7017 00) to prevent corrosion or moisture penetration