1986-1987 Honda TRX350 FourTrax 4X4, 1987-1989 TRX350D Foreman 4X4 Service Manual, Page 155Get this manual
CRANKCASECRANKSHAFT TRANSMISSION OUTPUT GEAR CASE ASSEMBLY
Place the shim and output drive gear into the caseNOTE When the gear set, driven gear bearing holder, driven gear bearing andor gear case have been rep laced, use shim of 1.00 mm (0.039 in) thickness for initial reference!
(21 OUTPUT ORIVE GEAR
Heat the output gear case around the drive shaft bearing to BOC (176F)
( iY INNERDRIVER
Always wear gloves when handling heated gear case to prevent burning your handsPress the output drive gear into the case