2006-2012 Honda TRX90 TRX90EX/X Service Manual, Page 62Get this manual
LUBRICATION SYSTEM Oi pump shaft Inner rotor Outer rotor OIL PUMP SHAFT
INSPECTION
If any portion of rhe oil pump IS worn beyond the speci'
Temporarily install the outer, inner rotors and oil pump shaft into the oil pump bodyM easu re the tip clearance between the inner and outer rotorsSERVICE LIMIT: 0.20 mm (0.008 in)