Kubota WSM User Manual

1-S6
ZD25F, WSM
ENGINE
ENGINE BODY (Continued)
W1016974
Item Factory Specification Allowable Limit
Valve Spring Free Length
Setting Load
Setting Length
Tilt
37.0 to 37.5 mm
1.457 to 1.476 in.
117.6 N
12.0 kgf
26.4 lbs
31.0 mm
1.220 in.
–
36.5 mm
1.437 in.
100.0 N
10.2 kgf
22.5 lbs
–
1.0 mm
0.039 in.
Rocker Arm Shaft to Rocker Arm
Rocker Arm Shaft
Rocker Arm
Clearance
O.D.
I.D.
0.016 to 0.045 mm
0.0006 to 0.0018 in.
11.973 to 11.984 mm
0.4714 to 0.4718 in.
12.000 to 12.018 mm
0.4724 to 0.4732 in.
0.10 mm
0.0039 in.
–
–
Push Rod Alignment – 0.25 mm
0.0098 in.
Tappet to Tappet Guide
Tappet
Tappet Guide
Clearance
O.D.
I.D.
0.020 to 0.062 mm
0.00079 to 0.00244 in.
19.959 to 19.980 mm
0.78579 to 0.78661 in.
20.000 to 20.021 mm
0.78740 to 0.78823 in.
0.07 mm
0.0028 in.
–
–
Camshaft Side Clearance 0.07 to 0.22 mm
0.0028 to 0.0087 in.
0.30 mm
0.0118 in.
Camshaft Alignment – 0.01 mm
0.0004 in.
Cam Height Intake
Exhaust
28.80 mm
1.1339 in.
29.00 mm
1.1417 in.
28.75 mm
1.1319 in.
28.95 mm
1.1398 in.
Camshaft Journal to Cylinder Block Bore
Camshaft Journal
Cylinder Block Bore
Oil Clearance
O.D.
I.D.
0.05 to 0.09 mm
0.0020 to 0.0036 in.
35.934 to 35.950 mm
1.4147 to 1.4154 in.
36.000 to 36.025 mm
1.4173 to 1.4183 in.
0.15 mm
0.0059 in.
–
–
KiSC issued 04, 2009 A

Kubota WSM Specifications

General

Brand	Kubota
Model	WSM
Category	Lawn Mower
Language	English