Specifi cations
13
62 690 05 Rev. E
KohlerEngines.com
TORQUE SPECIFICATIONS
3,5
ECV940
ECV980
Starter Assembly
Thru Bolt
5.6-9.0 N·m (49-79 in. lb.)
Mounting Screw
16 N·m (142 in. lb.)
Brush Holder Mounting Screw
2.5-3.3 N·m (22-29 in. lb.)
Stator
Mounting Screw
9.3 N·m (82 in. lb.)
Throttle Control Bracket
Fastener
9.9 N·m (88 in. lb.)
Valve Cover
Fastener
13.6 N·m (120 in. lb.)
CLEARANCE SPECIFICATIONS
3
ECV940
ECV980
Camshaft
End Play
0.3/1.3 mm (0.011/0.051 in.)
Running Clearance
0.025/0.063 mm (0.0010/0.0025 in.)
Bore I.D.
New
Max. Wear Limit
20.000/20.025 mm (0.7874/0.7884 in.)
20.038 mm (0.7889 in.)
Bearing Surface O.D.
New
Max. Wear Limit
19.962/19.975 mm (0.7859/0.7864 in.)
19.959 mm (0.7858 in.)
Cam Lobe Profi le (minimum dimension, measured from base circle
to top of lobe)
Exhaust
35 mm (1.3779 in.)
Intake
34.1 mm (1.3425 in.)
35 mm (1.3779 in.)
Connecting Rod
Crankpin End I.D. @ 70°F
New
Max. Wear Limit
44.030/44.037 mm (1.7334/1.7337 in.)
0.070 mm (0.0028 in.)
Connecting Rod-to-Crankpin Running Clearance
New
Max. Wear Limit
0.030/0.055 mm (0.0012/0.0022 in.)
0.070 mm (0.0028 in.)
Connecting Rod-to-Crankpin Side Clearance
0.30/0.59 mm (0.0118/0.0232 in.)
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
19.015/19.023 mm (0.7486/0.7489 in.)
19.036 mm (0.7494 in.)
Crankcase
Governor Cross Shaft Bore I.D. (Mechanical Governor)
New
Max. Wear Limit
8.025/8.050 mm (0.3159/0.3169 in.)
8.088 mm (0.3184 in.)
Crankshaft
End Play (free)
Thrust Bearing (Flange)
Non-Thrust Bearing
0.30/1.50 mm (0.011/0.059 in.)
0.20/0.94 mm (0.008/0.037 in.)
3
Values are in Metric units. Values in parentheses are English equivalents.
