1999 Ski-Doo Factory Shop Manual Volume Two, Page 106Get this manual
Subsection 02
Section 04 ENGINE (443 AND 503 ENGINE TYPES)
443 Engine Torque screws to proper torque in the following sequence9 13 11 5
A09C05A
A10 Nm (89 lbfin)All the other screws are torqued to 21 Nm (15 lbfft)