2007-2008 Polaris IQ Snowmobiles Service Manual, Page 46Get this manual

2007-2008 Polaris IQ Snowmobiles Service Manual, Page 46

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General Information
ENGINE DATA FORMULAS 2.5
COMPRESSION RATIO 2.5 COMPRESSION RATIO EXAMPLE 2.6 HEAD CC REMOVAL EXAMPLE 2.6 PORT OPENING DURATION2.6

TORQUE CONVERSION 2.7