Kohler COMMAND CH740 Service Manual

1.9
Section 1
Safety and General Information
1
General Specifications¹ cont.
Angle of Operation - Maximum (At Full Oil Level) All Directions ................... 25°
Blower Housing and Sheet Metal
M5 Fasteners Torque ................................................................................................ 6.2 N·m (55 in. lb.) into new holes
4.0 N·m (35 in. lb.) into used holes
M6 Fasteners Torque ................................................................................................ 10.7 N·m (95 in. lb.) into new holes
7.3 N·m (65 in. lb.) into used holes
Rectifier-Regulator Fastener Torque ................................................................... 1.4 N·m (12.6 in. lb.)
Camshaft
End Play (With Shim) ............................................................................................ 0.076/0.127 mm (0.0030/0.0050 in.)
Running Clearance ................................................................................................. 0.025/0.063 mm (0.0010/0.0025 in.)
Bore I.D.
New .................................................................................................................. 20.000/20.025 mm (0.7874/0.7884 in.)
Max. Wear Limit ............................................................................................. 20.038 mm (0.7889 in.)
Camshaft Bearing Surface O.D.
New .................................................................................................................. 19.962/19.975 mm (0.7859/0.7864 in.)
Max. Wear Limit ............................................................................................. 19.959 mm (0.7858 in.)
Carburetor and Intake Manifold
Intake Manifold Mounting Fastener Torque
Torque in Two Stages ..................................................................................... first to 7.4 N·m (66 in. lb.)
finally to 9.9 N·m (88 in. lb.)
Carburetor Mounting Screw Torque M6 ............................................................ 6.2-7.3 N·m (55-65 in. lb.)
Adapter (for Heavy Duty Air Cleaner) Mounting Fastener Torque ................ 7.3 N·m (65 in. lb.)
Connecting Rod
Cap Fastener Torque (torque in increments)
8 mm straight shank ............................................................................................ 22.7 N·m (200 in. lb.)
8 mm step-down .................................................................................................. 14.7 N·m (130 in. lb.)
6 mm straight shank ............................................................................................ 11.3 N·m (100 in. lb.)
Connecting Rod-to-Crankpin Running Clearance
New .................................................................................................................. 0.030/0.055 mm (0.0012/0.0022 in.)
Max. Wear Limit ............................................................................................. 0.070 mm (0.0028 in.)
Connecting Rod-to-Crankpin Side Clearance .................................................... 0.26/0.63 mm (0.0102/0.0248 in.)
Connecting Rod-to-Piston Pin Running Clearance........................................... 0.015/0.028 mm (0.0006/0.0011 in.)
Piston Pin End I.D.
New .................................................................................................................. 17.015/17.023 mm (0.6699/0.6702 in.)
Max. Wear Limit ............................................................................................. 17.036 mm (0.6707 in.)
¹Values are in Metric units. Values in parentheses are English equivalents. Lubricate threads with engine oil
prior to assembly.

Kohler COMMAND CH740 Specifications

General

Brand	Kohler
Model	COMMAND CH740
Category	Engine
Language	English