Kubota M6800S Workshop Manual page 144

M6800 · M6800S · M8200 · M9000, WSM
Oil Clearance between Crankpin and Crankpin Bearing
(Continued)
IMPORTANT
• STD size crankpin bearing for V3300.
To replace it with a specific STD service part, make sure the
crankpin bearing has the same ID color as the connecting
rod.
Connecting rod
ID
Color
Large-end in. dia.
56.01 to 56.02 mm
Blue
2.2051 to 2.2055 in.
Yellow
or 56.00 to 56.01 mm
without 2.2047 to 2.2051 in.
color
(Reference)
• Undersize crankpin bearing
Undersize Bearing
0.2 mm
Crankpin bearing 02
0.008 in.
0.4 mm
Crankpin bearing 04
0.016 in.
• Undersize dimensions of crankpin
Undersize
0.2 mm
0.008 in.
Dimension
2.8 to 3.2 mm radius
A
0.1102 to 0.1260 in. radius
1.0 to 1.5 mm radius
B
0.0394 to 0.0591 in. radius
52.777 to 52.790 mm dia.
C
2.0778 to 2.0783 in. dia.
The crankpin must be fine-finished to higher than ∇∇∇∇.
(1) ID Color
(2) Center Wall Thick
1-S59
Crankpin bearing
Class Part code Center wall thick
1.500 to 1.505 mm
L 1C020-22311
0.0590 to 0.0593 in.
1.495 to 1.500 mm
S 1C020-22331
0.0559 to 0.0590 in.
Code Number
1C020-22960 020 US
1C020-22970 040 US
0.4 mm
0.016 in.
2.8 to 3.2 mm radius
0.1102 to 0.1260 in. radius
1.0 to 1.5 mm radius
0.0394 to 0.0591 in. radius
52.577 to 52.590 mm dia.
2.0700 to 2.0705 in. dia.
(0.8-S)
(3) Crankpin Bearing
KiSC issued 03, 2008 A
ENGINE
Marking
W1067741