2001-2006 Honda TRX 300EX Sportrax 300EX Factory Service Manual, Page 177Get this manual
12CRANKSHAFTTRANSMISSION,
SERVICE INFORMATION TROUBLESHOOTING CRANKCASE SEPARATION
TRANSMISSION CRANKSHAFT IBALANCER CRANKCASE ASSEMBLY
1216 1221
SERVICE INFORMATION
GENERAL
For crankshaft, balancer and transmiuion repa ir, the crankcase must be separated The following components must be removed before separating the crankcase- Oil pump (Section 4)Engine {Section 61Cvlinder head (Section 7)Cvlinder, piston (Section 8)Clutch, primary drive gear, reverse shifter (Section 9)Gearshift linkage (Section 10)Flywheel (Section 11)