2004-2007 Yamaha ATV Raptor 50 YMF50S Service Manual, Page 125Get this manual
CLUTCH EBS00301
CHECKING THE CLUTCH PLATES The following procedure applies to all of the clutch plates1Check: clutch plate Damage Replace the clutch plates as set2Measure: clutch plate warpage (with surface plate and thickness gauge 1) Out of specification Replace the clutch plates as setClutch plate warpage limit 0.06 mm (0.002 in)