2006-2009 Honda TRX250EX/TRX250X Service Manual, Page 111Get this manual
ENGINE REMOVALINSTALLATION
SERVICE INFORMATION
GENERAL
The following components require engine removal for service- transmission (page 12-7)crankshaft (page 12 -14) The following components can be serviced with the engine installed in the frame- oil pump (page 5-4)carburetor (page 6-5)cylinder headvalves (page 8-11)cylinder piston (page 9-4)camshaft (page 8-22)centrifugal clutch (page 10-10)change clutch (page 10-18)gearshift linkage (page 10-24)alternator (page 11 -4)flywheel (page 11-7)starter clutch (page' 1-8)