1981-1984 Official Honda ATC250R Shop Manual, Page 227Get this manual
250R 4ENGINE REMOVALINSTALLATION
ENGINE REMOVAL
Remove the components shown in this photo of the right side
'83 ATC250R ADDENDUM
(3) CARBURETOR
(1) SPARK PLUG CAP
(9) KICK STARTER
(2) ALTERNATOR COUPLER
(5) EXHAUST PIPE SPRINGS
(7) DRIVE CHAIN
(4) CLUTCH CABLE