Honda WT30XK4 Manual page 111

CRANKCASE
RADIAL BALL BEARING
Clean the bearing with solvent and dry it thoroughly.
Turn the inner race (outer race: cylinder barrel side
crankshaft bearing only) of the radial ball bearing with
your finger and check for play.
Replace the radial ball bearing if it is noisy or has
excessive play.
CRANKSHAFT/BALANCER WEIGHT
BEARING/OIL SEAL REPLACEMENT
(CRANKCASE COVER SIDE)
LOCATION
BALANCER WEIGHT BEARING (6202)
(WT40XK3 only)
13-16
OUTSIDE:
INSIDE:
CRANKSHAFT OIL SEAL
(WT30XK4: 30 x 45 x 8 mm)
(WT40XK3: 35 x 52 x 8 mm)
CRANKSHAFT BEARING
(WT30XK4: 6206)
(WT40XK3: 6207)