Kubota WSM J Series Workshop Manual page 134

J SERIES, WSM
Replacing Small End Bushing
(When removing)
1. Press out the used bushing using a small end bushing replacing
tool.
(When installing)
1. Clean a new small end bushing and bore, and apply engine oil to
them.
2. Insert a new bushing onto the tool and press-fit it with a press so
that the seam (1) of bushing positions as shown in the figure, unit
it is flash with the connecting rod.
3. Drill a hole to the bushing with aligning the oil hole (2) of
connecting rod using 4.0 mm dia. (0.157 in. dia.) drill (D1005 and
V1305 only).
NOTE

• Be sure to chamfer the oil hole circumference with an oil
stone.
[Z482, D722]
Factory spec.
Oil clearance between
piston pin and small end
bushing (Spare parts)
Allowable limit
Small end bushing I.D. Factory spec.
[D1005, V1305]
Factory spec.
Oil clearance between
piston pin and small end
bushing (Spare parts)
Allowable limit
Small end bushing I.D.
Factory spec.
(Spare parts)
(1) Seam
(2) Oil Hole
(a) 0.79 rad. (45)
S-88
ENGINE
0.015 to 0.075 mm
0.00059 to 0.00295 in.
0.15 mm
0.0059 in.
20.026 to 20.077 mm
0.78842 to 0.79043 in.
0.015 to 0.075 mm
0.00059 to 0.00295 in.
0.15 mm
0.0059 in.
22.026 to 22.077 mm
0.86716 to 0.86917 in.
(A) When Removing
(B) When Installing
W11437590
KiSC issued 10, 2016 A