2008-2010 Kawasaki KFX450R Factory Service Manual, Page 267Get this manual
CRANKSHAFTTRANSMISSION 9-19 Crankshaft
Crankshaft Inspection
Connecting Rod Big End Radial Clearance Set the crankshaft on blocks, and place dial gauge [A] against the connecting rod big endPush [B] the connecting rod first towards the gauge and then in the opposite directionThe difference between two gauge readings is the radial clearance
Connecting Rod Big End Radial Clearance Standard: 0.002 mm 0.014 mm (0.00008 0.0006 in Service Limit: 0.06 mm (0.002 in
If the radial clearance exceeds the service limit, crankshaft should be either replaced or disassembled and crankpin, needle bearing, and connecting rod big end should be examined for wearConnecting Rod Big End Side Clearance Measure the connecting rod big end side clearance [A]
Connecting Rod Big End Side Clearance Standard: 0.25 0.35 mm (0.0098 0.014 in Service Limit: 0.6 mm (0.02 in