2004 Ski-Doo Elite Factory Service Manual, Page 143Get this manual
Section 04 ENGINE Subsection 08 (CYLINDER HEAD AND VALVES)
Installation
For installation, reverse the removal procedurePay attention to the following detailsEnsure dowel pins are in placeInstall new cylinder head gasketCAUTION: Each installation of the cylinder head requires new cylinder head gasketUsing gasket twice will cause engine damage, even if the engine had not runInstall cylinder screws M11 no17Torque screws as per following procedureR1503motr98A
1Cylinder head screws M6
cylinder head screws M11 no17 retaining cylinder head to engine block1
CAUTION: This assembly uses stretch screwsAs the screws have been stretched from the previous installation, it is very important to measure each screw at assemblyIf screw is out of specification, replace by newFailure to replace screws and to strictly follow the torque procedure may cause screws to loosen and lead to engine damageCYLINDER SCREW M11 SERVICE LIMIT 148.5 mm (5.846 in)