Kohler CH940-CH1000

Specifi cations
10 62 690 01 Rev. CKohlerEngines.com
Wear Limits
CH940 CH960 CH980 CH1000
Connecting Rod-to-Piston Pin Running Clearance 0.015/0.028 mm (0.0006/0.0011 in.)
Piston Pin End I.D. @ 70°F
New
Max. Wear Limit
19.023/19.015 mm (0.7489/0.7486 in.)
19.036 mm (0.7494 in.)
Governor Cross Shaft Bore I.D.
New
Max. Wear Limit
8.025/8.050 mm (0.3159/0.3169 in.)
8.088 mm (0.3184 in.)
Connecting Rod Journal
O.D. - New
O.D. - Max. Wear Limit
Max. Taper
Max. Out-of-Round
Width
43.982/44.000 mm (1.731/1.732 in.)
43.97 mm (1.731 in.)
0.018 mm (0.0007 in.)
0.025 mm (0.0010 in.)
53.00/53.09 mm (2.0866/2.0901 in.)
Crankcase
Governor Cross Shaft Bore I.D.
New
Max. Wear Limit
8.025/8.050 mm (0.3159/0.3169 in.)
8.088 mm (0.3184 in.)
Crankshaft
End Play (free) 0.30/1.50 mm (0.011/0.059 in.)
Crankshaft Bore in Closure Plate
New, Without Main Bearing
With Main Bearing Installed
Max. Wear Limit
50.00/50.025 mm (1.9685/1.969 in.)
45.040/45.145 mm (1.7732/1.7773 in.)
45.158 mm (1.7778 in.)
Crankshaft to Sleeve Bearing (in crankcase)
New, Running Clearance 0.040/0.167 mm (0.0015/0.0065 in.)
Crankshaft Bore (in closure plate)
New, Without Bearing 50.025/50.00 mm (1.9694/1.9685 in.)
Crankshaft to Sleeve Bearing (in closure plate)
New, Running Clearance 0.040/0.167 mm (0.0015/0.0065 in.)
Crankshaft T.I.R.
PTO End, Crank in Engine 0.279 mm (0.0110 in.)
Entire Crank, in V-Blocks 0.10 mm (0.0039 in.)
Cylinder Bore
Cylinder Bore I.D.
O.D. - New
O.D. - Max. Wear Limit
Max. Taper
Max. Out-of-Round
90.000/90.025 mm (3.543/3.544 in.)
90.075 mm (3.546 in.)
0.013 mm (0.00051 in.)
0.013 mm (0.00051 in.)
Cylinder Head
Max. Out-of-Flatness 0.076 mm (0.003 in.)
Flywheel End Main Bearing Journal
O.D. - New
O.D. - Max. Wear Limit
Max. Taper
Max. Out-of-Round
44.978/45.00 mm (1.770/1.771 in.)
44.90 mm (1.767 in.)
0.022 mm (0.0009 in.)
0.025 mm (0.0010 in.)
Governor
Governor Cross Shaft-to-Crankcase Running Clearance 0.025/0.087 mm (0.0009/0.0034 in.)