1987 Honda Fourtrax TRX 250X Service Manual, Page 136Get this manual
CRANKCASEITRANSMISSIONCRANKSHAFT Install the reverse gear shift fork aligning the punch marksInstall the right crankcase on the left crankcase
Tighten the left crankcase boltsTORQUE1014 Nm 11.0.4 kg-m10 ft-Ib)