Kohler RH255 Service Manual page 8

Specifi cations
CLEARANCE SPECIFICATIONS
Crankcase
Governor Cross Shaft Bore I.D.
New
Max. Wear Limit
Crankshaft
End Play (free)
Bore (in crankcase)
New
Bore (in closure plate)
New
Flywheel End Main Bearing Journal O.D.
O.D.-New
O.D.-Max. Wear Limit
Max. Taper
Max. Out-of-Round
Closure Plate End Main Bearing Journal O.D.
O.D.-New
O.D.-Max. Wear Limit
Max. Taper
Max. Out-of-Round
Connecting Rod Journal O.D.
O.D.-New
O.D.-Max. Wear Limit
Max. Taper
Max. Out-of-Round
Width
Runout (either end)
Cylinder Bore
Bore I.D.
New
Max. Wear Limit
Max. Out-of-Round
Max. Taper
Cylinder Head
Max. Out-of-Flatness
Governor
Governor Cross Shaft-to-Crankcase Running Clearance
Governor Cross Shaft O.D.
New
Max. Wear Limit
Governor Gear Shaft-to-Governor Gear Running Clearance
Governor Gear Shaft O.D.
New
Max. Wear Limit
3 Values are in Metric units. Values in parentheses are English equivalents.
Lubricate threads with engine oil prior to assembly.
5
8
3
KohlerEngines.com
RH255, RH265
6.000/6.018 mm (0.2362/0.2369 in.)
6.037 mm (0.2377 in.)
0.025/0.703 mm (0.0010/0.028 in.)
51.961/51.991 mm (2.0457/2.0469 in.)
51.961/51.991 mm (2.0457/2.0469 in.)
24.975/24.989 mm (0.9833/0.9838 in.)
24.95 mm (0.9823 in.)
0.025 mm (0.0010 in.)
0.025 mm (0.0010 in.)
24.975/24.989 mm (0.9833/0.9838 in.)
24.95 mm (0.9823 in.)
0.025 mm (0.0010 in.)
0.025 mm (0.0010 in.)
29.975/29.985 mm (1.1801/1.1805 in.)
29.920 mm (1.1779 in.)
0.025 mm (0.0010 in.)
0.025 mm (0.0010 in.)
25.02/25.08 mm (0.9850/0.9874 in.)
0.025 mm (0.0010 in.)
68.015/68.030 mm (2.677/2.678 in.)
68.195 mm (2.685 in.)
12.7 microns (0.0005 in.)
12.7 microns (0.0005 in.)
0.1 mm (0.0039 in.)
0.013/0.075 mm (0.0005/0.0029 in.)
5.95/5.98 mm (0.2342/0.2354 in.)
5.85 mm (0.2303 in.)
0.09/0.19 mm (0.0035/0.0074 in.)
6.028/6.043 mm (0.2373/0.2379 in.)
6.018 mm (0.2369 in.)
18 690 06 Rev. --