Kubota ME5700, Workshop Manual

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ME5700, WSM ENGINE
1-S4
2. SERVICING SPECIFICATIONS
ENGINE BODY
Item Factory Specification Allowable Limit
Compression Pressure (When Cracking with Starting Motor) 3.53 to 3.72 MPa
36 to 38
512 to 540 psi
2.55 MPa
26
370 psi
Difference among Cylinder 10 % or less
Top Clearance 0.55 to 0.70 mm
0.0217 to 0.0276 in.
Cylinder Head Gasket Thickness (Free) 1.30 to 1.40 mm
0.0512 to 0.0551 in.
Thickness
(Tightened) 1.15to 1.25 mm
0.0453 to 0.0492 in.
Valve Clearance (When cold) 0.18 to 0.22 mm
0.0071 to 0.0087 in.
Valve Seat Width (Intake) 2.12 mm
0.0835 in.
Width (Exhaust) 2.12 mm
0.0835 in.
Valve Seat Angle (Intake) 1.047 rad.
60
Angle (Exhaust) 0.785 rad.
45
Valve Face Angle (Intake) 1.047 rad.
60
Angle (Exhaust) 0.785 rad.
45
Cylinder Head Surface Flatness 0.05 mm
0.0020 in.
Valve Stem to Valve Guide Clearance 0.040 to 0.070 mm
0.00157 to 0.00276 in.
0.10 mm
0.0039 in.
Valve Stem
(O.D.) 7.960 to 7.975 mm
0.31339 to 0.31398 in.
Valve Guide
(I.D.) 8.015 to 8.030 mm
0.31555 to 0.31614 in.
Valve Recessing Protrusion 0.05 mm
0.0020 in.
Recessing 0.15 mm
0.0059 in.
0.40 mm
0.0157 in.
0000002377E
KiSC issued 04, 2006 A