Kubota M9540, Workshop Manual

Page: 130 / 619

1-S7
M8540, M9540, WSM ENGINE
ENGINE BODY (Continued)
W1013874
Item Factory Specification Allowable Limit
Rocker Arm Shaft to Rocker Arm
Rocker Arm Shaft
Rocker Arm
Clearance
O.D.
I.D.
0.016 to 0.045 mm
0.00063 to 0.0017 in.
15.973 to 15.984 mm
0.62886 to 0.62929 in.
16.000 to 16.018 mm
0.62993 to 0.63062 in.
0.15 mm
0.0059 in.
–
–
Valve Arm Bridge and Valve Arm Bridge
Shaft
Valve Arm Bridge
Valve Arm Bridge Shaft
Clearance
I.D.
O.D.
0.018 to 0.042 mm
0.00071 to 0.0016 in.
9.050 to 9.065 mm
0.3563 to 0.3568 in.
9.023 to 9.032 mm
0.3552 to 0.3556 in.
0.15 mm
0.0059 in.
–
–
Push Rod Alignment – 0.25 mm
0.0098 in.
Tappet to Tappet Guide
Tappet Guide Bore
Tappet
Clearance
I.D.
O.D.
0.020 to 0.062 mm
0.00079 to 0.0024 in.
24.000 to 24.021 mm
0.94489 to 0.94570 in.
23.959 to 23.980 mm
0.94327 to 0.94409 in.
0.07 mm
0.003 in.
–
–
Camshaft Side Clearance
Alignment
0.07 to 0.22 mm
0.0028 to 0.0086 in.
–
0.3 mm
0.012 in.
0.01 mm
0.0004 in.
Cam Height Intake
Exhaust
37.63 mm
1.481 in.
38.96 mm
1.534 in.
37.13 mm
1.462 in.
38.46 mm
1.514 in.
Camshaft
Camshaft Journal
Camshaft Bearing
Oil Clearance
O.D.
I.D.
0.050 to 0.091 mm
0.0020 to 0.0035 in.
45.934 to 45.950 mm
1.8085 to 1.8090 in.
46.000 to 46.025 mm
1.8111 to 1.8120 in.
0.15 mm
0.0059 in.
–
–
KiSC issued 09, 2008 A