1970-1979 Ski-Doo Snowmobiles Service Manual, Page 107Get this manual
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CHAPTER FIVE
18 Baffle plate 19 Mount 20 Pilot jet
21 Washer 22 Needle valve 23 Float arm pin 24 Float arm 25 Float (2) 26 Ring 27 Main jet 28 Washer 29 Drain plug 30 Plate 31 Screw