1997 Ski-Doo Factory Shop Manual Volume Two, Page 68Get this manual
Section 03 ENGINE Sub-Section 02 (443 AND 503 ENGINE TYPES)
Position distance nuts no2 as illustratedA17C06A
1Distance nuts
Cross torque cylinder head nuts nos1 and to 22 Nm (16 lbfft); torque each cylinder head individuallyFor proper position of noise dampers nos3, and 6, refer to the following illustrations