2003 Polaris Deep Snow Snowmobiles Service Manual, Page 326Get this manual
ELECTRICAL Degrees to Piston PositionBTDC Conversion Chart If the ignition timing specification is listed in degrees only, convert to either inches or mm BTDC and use dial
ELECTRICAL Degrees to Piston PositionBTDC Conversion Chart If the ignition timing specification is listed in degrees only, convert to either inches or mm BTDC and use dial