Kubota M9540, Workshop Manual

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1-S9
M8540, M9540, WSM ENGINE
ENGINE BODY (Continued)
W10138740
Item Factory Specification Allowable Limit
Piston Ring Gap Top Ring
Second Ring
Oil Ring
0.30 to 0.45 mm
0.012 to 0.017 in.
0.30 to 0.45 mm
0.012 to 0.017 in.
0.25 to 0.45 mm
0.0099 to 0.017 in.
1.25 mm
0.0492 in.
1.25 mm
0.0492 in.
1.25 mm
0.0492 in.
Connecting Rod Alignment – 0.05 mm
0.0020 in.
Piston Pin to Small End Bushing
Piston Pin
Small End Bushing
Clearance
O.D.
I.D.
0.020 to 0.040 mm
0.00079 to 0.0015 in.
30.006 to 30.011 mm
1.1814 to 1.1815 in.
30.031 to 30.046 mm
1.1824 to 1.1829 in.
0.15 mm
0.0059 in.
–
–
Crankshaft Side Clearance
Alignment
0.15 to 0.31 mm
0.0059 to 0.012 in.
–
0.50 mm
0.020 in.
0.02 mm
0.0008 in.
Crankshaft Journal to Crankshaft Bearing
Crankshaft Journal
Oil Clearance
O.D.
0.018 to 0.062 mm
0.00071 to 0.0024 in.
74.977 to 74.990 mm
2.9519 to 2.9523 in.
0.20 mm
0.0079 in.
–
Crank Pin to Pin Bearing
Crank Pin
Oil Clearance
O.D.
0.018 to 0.051 mm
0.00071 to 0.0020 in.
52.977 to 52.990 mm
2.0857 to 2.0862 in.
0.20 mm
0.0079 in.
–
Cylinder Bore I.D. 100.000 to 100.022 mm
3.9370 to 3.9379 in.
100.150 mm
3.9429 in.
Cylinder Bore (Oversize) I.D. 100.500 to 100.522 mm
3.95670 to 3.95755 in.
100.650 mm
3.96260 in.
KiSC issued 09, 2008 A