1997 Ski-Doo Factory Shop Manual Volume Two, Page 72Get this manual
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Sub-Section 03
454, 494 and 670 engines
23 Nm (17 lbfft) 24 Nm (18 lbfft) 25 Nm (18 lbfft) Loctite 271
MX 440, 583 and 670
25 Nm 48 Nm (18 lbfft) (35 lbfft) 2