2006-2008 Polaris Snowmobiles FS/FST Service Manual., Page 129Get this manual
FSFST Engine FSFST Engine Specifications
COMPONENT
Valve Head DiameterIVEV Valve Margin Thickness Valve Seat Angle Valve Outer Correction Angle Valve Inner Correction Angle Valve Stem DiameterIVEV Valve Guide I.DValve Guide O.DValve Guide Exposed Height Valve Stem-To-Valve Guide ClearanceIVEV Valve Stem Runout Valve Lash Adjustment ShimsThinnestThickestIncrement Steps Valve Spring Free Length Valve Spring Installed Length Cylinder Head Warpage Limit Cylinder SpecificationsBoreTaper LimitOut-Of-Round LimitWear Limit Camshaft SpecificationsWidthIntake Cam Lobe HeightExhaust Cam Lobe HeightCamshaft RunoutAt SprocketAt Bearing SurfaceRadial PlayAxial PlayBearing bore I.D- Camshaft Axle O.D- Distance Between Axle Clamps Rocker Arm SpecificationsRocker Arm I.D- Rocker Arm Axle O.D- Rocker Arm Axle Holder Bore I.D- Rocker Arm Axial PlayRocker Arm Length Crankshaft SpecificationsCrankcase Bearing Bore I.D- Main Bearing Journal O.D- Connecting Rod Pin O.D- Crankshaft DeflectionMain Bearing ClearanceBearing Codes