1981-1984 Official Honda ATC250R Shop Manual, Page 75Get this manual
ATC 2S0R SERVICE INFORMATION SHIFT LINKAGE BALANCER GEARS
SHIFT LINKAGE BALANCER GEARS
SERVICE INFORMATION
GENERAL INSTRUCTIONS
This section includes shift linkage and balancer gear repairs which require left crankcase cover removalThe engine must be removed from the vehicle before performing repairs on the shift linkage or balancer (Section 4)