2005-2008 Honda ATV TRX500FA/FGA Fourtrax, Rubicon Factory Service Manual, Page 209Get this manual
CENTRIFUGAL CLUTCH CRANKSHAFT Check the clutch drum sliding surface of the crankshaft for scratches or abnormal wearMeasure the crankshaft O.DSERVICE LIMIT: 28.93 mm (1.139 in)
DRIVE PLATE ASSEMBLY
Replace the clutch weights as set
Measure the clutch lining thickness of the weight
SERVICE LIMIT: 2.0 mm (0.08 in)