1985-1995 Polaris Snowmobiles Master Repair Manual, Page 501Get this manual
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INDY JACKSHAFT SPEED VSMILES PER HOUR SPROCKET COMBINATIONGEAR RATIOCHAIN PITCH
Jackshaft
194 18139 1814 1739 1535 1741 14135 164 15140 15141
2035 1.76 1.86 66 74.0 70.