1989 Ski-Doo Repair Manual, Page 182Get this manual
Section 02 ENGINE Sub-section 07 (583 ENGINE TYPE)
1, Cylinder head nut
Torque cylinder head nuts to 22 N.m (16 Ibf.f1) following illustrated sequence(TYPICAL)
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RAVE SYSTEM
Torque cylindrical screws to 10 N.m (90 Ibf-in)Chec( free sliding action of valve assembly
35,36,37,38, Clamp 20 mm, bellows, clamp 50 mmvalve piston
Install bellows over valve rod housing groove and secure with clampScrew valve piston on valve rod until its edge exceeds valve rod housing by about 17 mm (4364 in)
25,26,27,28,29,30, Exhaust valve, washer,