1981-1984 Official Honda ATC250R Shop Manual, Page 87Get this manual
ATC 250R Set up the special tool on the right crankcaseRemove the right crankcaseNOTE Separate the right and left crankcases from each other while tapping them at several locations with soft hammerDo not pry the crankcaseapart with the end of screwdriver
KICKSTARTERTRANSM ISSIONCRANKSHAFT
CRANKCASE DISASSEMBLER 07953-9B 10000
KICKSTARTER