1982 Ski-Doo Shop Manual, Page 113Get this manual
r SECTION 02 ENGINE SUB-SECTION 06 (503 ENGINE TYPE)
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Engine Rotax type 503 Stud M7ox 25 (4) Engine bracket Flat washer 105 mm 21 (4) Lockwasher 10mm (4) Hexagonal nut 70mm (4) Cross support Carriage bolt 38-76 114 (2) Internal tooth dished washer (2) Hexagonal elastic stop nut 38-76 (4) Rubber mount Washer (2) Carriage bolt 716-74 234 (threaded 114) (2) Retainer plate (2) Washer (4) Threaded bushing (2) Rubber sleeve (2) Sleeve (2) Damper (4) Hexagonal elastic stop nut 716-74 (2) Gasket (4) Exhaust manifold Lockwasher mm (4) Hexagonal socket head cap screw M8 30(4) Muffler
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Spring (3) "U" bolt Muffler support bracket Hexagonal head cap screw 114-20x 114 Rubber spacer Asbestos washer Flat washer 1764 78 .0.60Muffler support Hexagonal elastic stop nut 114-20(3) Spring Rubber mount Isolating washer Washer Hexagonal elastic stop nut 516- 78 Spring Spring seat Connector Connector ring Rivet (3) Elbow Hose 4" (70.2 mm) Clamp (3) Grommet (spark plug) (2) Rubber buffer Starter grip