Kubota EA330-E4 Series - Page 71

ENGINE
EA330-E4, WSM
1-S6
Rocker Arm shaft and Rocker Arm I.D.
• Rocker Arm Shaft
• Rocker Arm
Oil Clearance
O.D.
I.D.
0.016 to 0.045 mm
0.00063 to 0.0017
10.973 to 10.984 mm
0.43201 to 0.43244 in.
11.000 to 11.018 mm
0.43307 to 0.43377 in.
0.15 mm
0.0059 in.
–
–
Tappet and Guide
• Tappet
• Tappet Guide Bore
Oil Clearance
O.D.
I.D.
0.020 to 0.062 mm
0.00079 to 0.0024 in.
19.959 to 19.980 mm
0.78579 to 0.78661 in.
20.000 to 20.021 mm
0.78741 to 0.78822 in.
0.15 mm
0.0059 in.
–
–
Push Rod Alignment – 0.125 mm
0.00492 in.
Piston Skirt O.D. 76.925 to 76.945 mm
3.0286 to 3.0293 in.
Liner I.D.
0.25 mm
0.0098 in.
Piston Pin Bore I.D. 20.000 to 20.013 mm
0.78741 to 0.78791 in.
20.04 mm
0.7890 in.
Clearance between Ring Groove and Ring Top Ring
Second Ring
Oil Ring
–
0.0850 to 0.112 mm
0.00335 to 0.00440 in.
0.020 to 0.055 mm
0.00079 to 0.0021 in.
–
0.2 mm
0.008 in.
0.15 mm
0.0059 in.
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 0.40 mm
0.0099 to 0.015 in.
1.2 mm
0.047 in.
1.2 mm
0.047 in.
1.2 mm
0.047 in.
Connecting Rod Alignment – 0.05 mm / 100 mm
0.002 in. / 3.94 in.
Piston Pin and Bushing
•Piston Pin
• Piston Pin Bushing
Oil Clearance
O.D.
I.D.
0.014 to 0.038 mm
0.00056 to 0.0014 in.
20.002 to 20.011 mm
0.78748 to 0.78783 in.
20.025 to 20.040 mm
0.78839 to 0.78897 in.
0.15 mm
0.0059 in.
–
–
Crankshaft Alignment – 0.04 mm
0.002 in.
Item Factory Specification Allowable Limit
KiSC issued 05, 2015 A