Kohler Command PRO ECH630 Service Manual page 18

Section 1
Safety and General Information
Stator
Mounting Screw Torque ................................................................................. 6.2 N·m (55 in. lb.) into new holes
Valve Cover
Valve Cover Fastener Torque......................................................................... 6.2 N·m (55 in. lb.)
Valves and Valve Lifters
Hydraulic Lift er to Crankcase Running Clearance .................................... 0.011/0.048 mm (0.0004/0.0019 in.)
Intake Valve Stem-to-Valve Guide Running Clearance ............................. 0.040/0.078 mm (0.0016/0.0031 in.)
Exhaust Valve Stem-to-Valve Guide Running Clearance .......................... 0.052/0.090 mm (0.0020/0.0035 in.)
Intake Valve Guide I.D.
New ............................................................................................................ 7.040/7.060 mm (0.2772/0.2780 in.)
Max. Wear Limit ....................................................................................... 7.134 mm (0.2809 in.)
Exhaust Valve Guide I.D.
New ............................................................................................................ 7.040/7.060 mm (0.2772/0.2780 in.)
Max. Wear Limit ....................................................................................... 7.159 mm (0.2819 in.)
Valve Guide Reamer Size
Standard .................................................................................................... 7.050 mm (0.2776 in.)
0.25 mm O.S. ............................................................................................. 7.300 mm (0.2874 in.)
Intake Valve Minimum Lift ........................................................................... 8.07 mm (0.3177 in.)
Exhaust Valve Minimum Lift ........................................................................ 8.07 mm (0.3177 in.)
Nominal Valve Seat Angle ............................................................................. 45°
1.14
4.0 N·m (35 in. lb.) into used holes