1985-1995 Polaris Snowmobiles Master Repair Manual, Page 381Get this manual
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CARBURETION 1989
+40+60 160 150 140 130 125
Jet Needle50P7-3 Cut Away3.0
3000-5000 5000-7000 7000-9000 9000-11000
Indy Trail
EC50PM-0102 Main