1999 Ski-Doo Factory Shop Manual Volume Two, Page 118Get this manual
Section 04 ENGINE Subsection 03 (494, 583 AND 670 ENGINE TYPES)
583 and 670 Engines Only When reassembling the cylinders to the crankcase, it is important to have them properly aligned so that the cylinder head holes will match up with the studsCylinder head itself can be used to align the cylindersPrior to torquing crankcasecylinder nuts, install exhaust manifold to properly align exhaust flanges or use exhaust flange aligning tool (PN 420 876 902)
17, Gasket
583 Engine Only Install gasket with its larger holes on exhaust sideA24C07A
A24C0NA
420 876 902
EXHAUST SIDE 1Larger holes
Apply Loctite 242 (PN 413 703 000) on cylinder screw threadsInstall and torque screws in criss-cross sequence for each cylinder to 29 Nm (21 lbfft)For 670 engine longer screws go on exhaust sideA