Servicing Specifications - Kubota EA330-E4 Series Workshop Manual

EA330-E4, WSM

2. SERVICING SPECIFICATIONS

ENGINE BODY
Cylinder head surface Flatness
Top Clearance
Compression Pressure
Decompression Device
Valve Clearance (Cold)
Valve Face Angle
Valve Seat Angle
Valve Seat Width
Valve Recessing
Valve Stem and Valve Guide
• Valve Stem
• Valve Guide Bore
Intake Valve
Exhaust Valve
Valve Spring Free Length
Valve Spring Setting Load / Setting Length
Valve Spring Tilt
Item
Oil Clearance
O.D.
I.D.
Open
Close
Open
Close
1-S5
Factory Specification
–
0.60 to 0.80 mm
0.024 to 0.031 in.
3.48 MPa
2
35.5 kgf/cm
505 psi
0.940 to 1.31 mm
0.0370 to 0.0515 in.
0.16 to 0.20 mm
0.0063 to 0.0078 in.
0.786 to 0.794 rad
45.0 to 45.5 °
0.785 rad
45.0 °
2.1 mm
0.083 in.
0.80 to 0.90 mm
0.032 to 0.035 in.
0.035 to 0.065 mm
0.0014 to 0.0025 in.
6.960 to 6.975 mm
0.2741 to 0.2746 in.
7.010 to 7.025 mm
0.2760 to 0.2765 in.
0.35 rad
20 ° before T.D.C.
0.79 rad
45 ° after B.D.C.
0.87 rad
50 ° before B.D.C.
0.26 rad
15 ° after T.D.C.
34.5 mm
1.36 in.
59 N / 31 mm
6.0 kgf / 31 mm
13 lbf / 1.2 in.
–
ENGINE
Allowable Limit
0.05 mm / 100 mm
0.002 in. / 3.94 in.
–
2.60 MPa
2
26.5 kgf/cm
377 psi
–
–
–
–
–
1.5 mm
0.059 in.
0.1 mm
0.004 in.
–
–
–
–
–
–
33.8 mm
1.33 in.
49 N / 31 mm
5.0 kgf / 31 mm
11 lbf / 1.2 in.
1.2 mm
0.047 in.
KiSC issued 05, 2015 A