Kohler command CH18 Service Manual page 10

Specifications
CLEARANCE SPECIFICATIONS
Crankcase
Governor Cross Shaft Bore I.D.
6 mm Shaft
New
Max. Wear Limit
8 mm Shaft
New
Max. Wear Limit
Crankshaft
End Play (free)
End Play (w/thrust bearing components)
Except CH25 Engines Below Serial No. 2403500008
Bore (in crankcase)
New
Max. Wear Limit
Crankshaft to Sleeve Bearing (crankcase)
Running Clearance-New
Bore (in closure plate)
New
Crankshaft Bore (in closure plate)-to-Crankshaft
Running Clearance-New
Flywheel End Main Bearing Journal
O.D. - New
O.D. - Max. Wear Limit
Max. Taper
Max. Out-of-Round
Closure Plate End Main Bearing Journal
O.D. - New
O.D. - Max. Wear Limit
Max. Taper
Max. Out-of-Round
Connecting Rod Journal
O.D. - New
O.D. - Max. Wear Limit
Max. Taper
Max. Out-of-Round
T.I.R.
PTO End, Crank in Engine
Entire Crank, in V-Blocks
Cylinder Bore
Bore I.D.
New
Max. Wear Limit
Max. Out-of-Round
Max. Taper
Cylinder Head
Max. Out-of-Flatness
Values are in Metric units. Values in parentheses are English equivalents.
3
10
CH18/CH20/
3
CH620/CH621/
CH640/CH641
KohlerEngines.com
CH22/CH23/
CH22/ CH620/
CH640/
CH670/CH680
6.025/6.050 mm (0.2372/0.2382 in.)
6.063 mm (0.2387 in.)
8.025/8.075 mm (0.3159/0.3179 in.)
8.088 mm (0.3184 in.)
0.070/0.590 mm (0.0028/0.0230 in.)
0.070/1.190 mm (0.0028/0.0468 in.)
0.050/0.750 mm (0.0020/0.0295 in.)
40.965/41.003 mm (1.6128/1.6143 in.)
41.016 mm (1.6148 in.)
0.03/0.09 mm (0.0012/0.0035 in.)
40.987/40.974 mm (1.6136/1.6131 in.)
0.039/0.074 mm (0.0015/0.0029 in.)
40.913/40.935 mm (1.6107/1.6116 in.)
40.84 mm (1.608 in.)
0.022 mm (0.0009 in.)
0.025 mm (0.0010 in.)
40.913/40.935 mm (1.6107/1.6116 in.)
40.84 mm (1.608 in.)
0.022 mm (0.0009 in.)
0.025 mm (0.0010 in.)
35.955/35.973 mm (1.4156/1.4163 in.)
35.94 mm (1.415 in.)
0.018 mm (0.0007 in.)
0.025 mm (0.0010 in.)
0.279 mm (0.0110 in.)
0.10 mm (0.0039 in.)
77.000/ 80.000/
77.025 mm 80.025 mm
(3.0315/ (3.1496/
3.0325 in.) 3.1506 in.)
77.063 mm 80.065 mm
(3.0340 in.) (3.1522 in.)
0.12 mm (0.0047 in.)
0.05 mm (0.0020 in.)
0.076 mm (0.003 in.)
CH25/ CH750
CH730/
CH740
82.988/83.013 mm
(3.2672/3.2682 in.)
83.051 mm
(3.2697 in.)
0.1 mm (0.004 in.)
24 690 06 Rev. J