2009 Polaris Scrambler 500 4x4 2x4 factory service manual, Page 54Get this manual
EH50PLE ENGINE SERVICE DATA
CylinderPistonConnecting Rod Surface warpage limit (mating with cylinder head) Cylinder bore Std Taper limit Out of round limit Piston clearance Std Limit Boring limit Piston Outer diameter Std .0098 (.25 mm) OS .0197 (.50 mm) OS Standard inner diameter of piston pin bore Piston Pin Outer diameter Standard clearance-piston pin to pin bore Degree of fit Cylinder Piston Ring Piston ring installed gap Std Limit Second Std ring Limit Oil ring Std Limit Standard clearance Top Std ring Limit piston ring to ring Second Std groove ring Limit Connecting rod small end ID Connecting rod small end ra- Std dial clearance Limit Connecting rod big end side Std clearance Limit Connecting rod big end radial Std clearance Limit Crankshaft runout limit Top ring EH50PLE10 .0020 (.05 mm) 3.6221-3.6228 (92.00-92.02 mm) .0020 (.050 mm) .0020 (.050 mm) .0006-.0018 (.015-.045 mm) .0024 (.060 mm) .020 (.5 mm) 3.6204-3.6215 (91.970-91.985 mm) 3.6304-3.6310 (92.21-92.23 mm) 3.6403-3.6407 (92.46-92.47 mm) .9055-.9057 (23.0-23.006 mm) .9053-.9055 (22.994-23.0 mm) .0002-.0003 (.004-.008 mm) Piston pin must be push (by hand) fit at 68 (20 C) .0079-.0138 (.20-.36 mm) .039 (1.0 mm) .0079-.0138 (.20-.36 mm) .039 (1.0 mm) .0079-.0276 (.20-.70 mm) .059 (1.5 mm) .0016-.0031 (.040-.080 mm) .0059 (.15 mm) .0012-.0028 (.030-.070 mm) .0059 (.15 mm) .9058-.9063 (23.007-23.020 mm) .0003-.0010 (.007-.026 mm) .0020 (.05 mm) .0039-.0256 (.1-.65 mm) .0315 (.80 mm) .0004-.0015 (.011-.038 mm) .0020 (.05 mm) .0024 (.06 mm)