2006-2009 Honda TRX250EX/TRX250X Service Manual, Page 85Get this manual
LUBRICATION SYSTEM Install the following while holding the shaft- pump coverdowel pins
Be sure there no clearance at the mating surface of the pump body and coverInstall the washer and the E-clip with the chamfered side facing the washerTighten the screwPour small amount of oil into the pumpCheck that the oil pump rotates smoothly
DOWEL,_-, PINS