Kohler ECV940 Service Manual page 16

Specifi cations
CLEARANCE SPECIFICATIONS
Piston, Piston Rings, and Piston Pin
Piston-to-Piston Pin Running Clearance
Pin Bore I.D.
New
Max. Wear Limit
Pin O.D.
New
Max. Wear Limit
Top Compression Ring-to-Groove Side Clearance
Middle Compression Ring-to-Groove Side Clearance
Oil Control Ring-to-Groove Side Clearance
Top and Center Compression Ring End Gap
New Bore
Used Bore (max.)
Thrust Face O.D.
7
New
Max. Wear Limit
Piston Thrust Face-to-Cylinder Bore
New
Valves and Valve Lifters
Hydraulic Valve Lifter to Crankcase Running Clearance
Intake Valve Stem-to-Valve Guide Running Clearance
Exhaust Valve Stem-to-Valve Guide Running Clearance
Intake Valve Guide I.D.
New
Max. Wear Limit
Exhaust Valve Guide I.D.
New
Max. Wear Limit
Guide Reamer Size
Standard
0.25 mm O.S.
Nominal Valve Face Angle
Values are in Metric units. Values in parentheses are English equivalents.
3
Measure 11 mm (0.4331 in.) above bottom of piston skirt at right angles to piston pin.
7
16
3
Running Clearance
7
KohlerEngines.com
ECV940
0.006/0.018 mm (0.0002/0.0007 in.)
19.006/17.013 mm (0.7482/0.7485 in.)
19.025 mm (0.7490 in.)
18.995/19.000 mm (0.7478/0.7480 in.)
18.994 mm (0.7478 in.)
0.04/0.08 mm (0.0015/0.0031 in.)
0.04/0.08 mm (0.0015/0.0031 in.)
0.03/0.19 mm (0.0011/0.0074 in.)
0.30/0.55 mm (0.011/0.021 in.)
0.94 mm (0.037 in.)
89.953/89.967 mm (3.5414/3.5420 in.)
89.925 mm (3.540 in.)
0.033/0.071 mm (0.0013/0.0028 in.)
0.012/0.050 mm (0.0004/0.0019 in.)
0.038/0.076 mm (0.0015/0.0030 in.)
0.050/0.088 mm (0.0020/0.0035 in.)
7.038/7.058 mm (0.2771/0.2779 in.)
7.135 mm (0.2809 in.)
7.038/7.058 mm (0.2771/0.2779 in.)
7.159 mm (0.2819 in.)
7.048 mm (0.2775 in.)
7.298 mm (0.2873 in.)
45°
ECV980
62 690 05 Rev. H