2003 Polaris ATV Trail Boss 330 Factory Service Manual, Page 48Get this manual
ES32PFE10 ENGINE SERVICE DATA
Cylinder CylinderPistonConnecting Rod Surface warpage limit (mating with cylinder head) Cylinder bore Std Taper limit Out of round limit Piston clearance Std Limit Boring limit Outer diameter Std .0098 (.25 mm) OS .0197 (.50 mm) OS Standard inner diameter of piston pin bore Outer diameter Standard clearance-piston pin to pin bore Degree of fit Piston ring installed gap Top ring Second ring Oil ring Piston Ring Standard clearance piston ring to ring groove Top ring Second ring Connecting Rod Connecting rod small end ID Connecting rod small end radial clearance Connecting rod big end side clearg ance Connecting rod big end bearing clearance l
Crankshaft
ES32PFE10 .0020 (0.050 mm) 3.0906-3.0913 (78.50-78.520 mm) .0020 (0.050 mm) .0020 (0.050 mm) .0015-.0032 (0.038-0.082 mm) .004 (0.11 mm) .0020 (0.5 mm) 3.0881-3.0891 (78.438-78.462 mm) 3.0980-3.0989 (78.688-78.712 mm) 3.1078-3.1087 (78.938-78.962 mm) .7095-.7097 (18.007-18.013 mm) .7092.7095 (18.001-18.007 mm) 0.0-.0005 (0.0-0.012 mm) Piston pin must be push (by hand) fit at 68 (20 C) .0079-.0118 (0.20-0.30 mm) .039 (1.0 mm) .0138-.0197 (0.35-0.50 mm) .039 (1.0 mm) .0079-.0236 (0.20-0.60 mm) .059 (1.5 mm) .0014-.0030 (0.035-0.075 mm) .0059 (0.15 mm) .0010-.0026 (0.025-0.065 mm) .0059 (0.15 mm) .7095-.7101 (18.007-18.023 mm) 0.0-.0009 (0.0-0.022 mm) .0012 (0.03 mm) .0028-.0118 (0.07-0.30 mm) .0138 (0.35 mm) 0.0007-0.0021 (0.019-0.053 mm) 0.0026 (0.065 mm) 0.0024 (0.060 mm) 0.002-0.008 (0.05-0.20 mm)