1989 Ski-Doo Repair Manual, Page 121Get this manual
Section 02 ENGINE Sub-section 05 (503 ENGINE TYPE)
1Engine Rotax type 503 2Stud Ml0 25 (4) 3Engine bracket 4Flat washer 105 mm 21 (4) 5Lock washer 10 mm (4) 6Hexagonal nut Ml0 (4) IRubber mount (4) BInternal tooth cup washer (2) 9Washer (2) 10Hexagonal nut M70 (4) 11 Connector 12Connector ring 13Rive( (3) 14Gear clamp 15Elbow 16Gear clamp (2) 17lIose lBGasket (4) 19Exhaust manifold 20Lock washer 8mm (4) 21Hexagonal socket head cap screw M8 30 (4) 22Spring (3)
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Muffler Female ball joint Exhaust washer Muffler support Muffler attachment Ifexagonal head cap screw M6 16 (2) liexagonal flanged stop nut M6 (2) Hexagonal head cap screw M6 20 Flat washer 20 mm Bushing Anchor pad Rivet (6) Screw MB 12 Spring Starter grip Rubber buffer Air duct f-Iat washer 7132 518 .060 in (6) Loctite 242 (blue, medium strength) Flat washer 8.4 mm 25 1.6 (2) Spring