Kohler HD Series Service Manual page 10

Specifi cations
CLEARANCE SPECIFICATIONS
Piston, Piston Rings, and Piston Pin
Pin Bore I.D.
Pin O.D.
Top and Center Compression Ring Side Clearance
New Bore
Top and Center Compression Ring End Gap
New Bore
Top
Center
Thrust Face O.D.
Piston Thrust Face-to-Cylinder Bore Running Clearance
Valves and Valve Lifters
Intake and Exhaust Valve Lash
Intake Valve Stem-to-Valve Guide Running Clearance
Exhaust Valve Stem-to-Valve Guide Running Clearance
Intake Valve Guide I.D.
Intake Valve Stem Diameter
Exhaust Valve Guide I.D.
Exhaust Valve Stem Diameter
Nominal Valve Face Angle
2 Values are in Metric units. Values in parentheses are English equivalents.
10
2
KohlerEngines.com
HD675
13.002/13.008 mm 18.000/18.008 mm
(0.5118/0.5121 in.) (0.7086/0.7089 in.)
12.990/12.996 mm 17.990/17.996 mm
(0.5114/0.5116 in.) (0.7082/0.7085 in.)
0.001/0.020 mm (0.00004/0.00080 in.)
0.1/0.25 mm
(0.0039/0.0098 in.)
0.61/0.76 mm
(0.0240/0.0299 in.)
64.975/64.985 mm 69.960/69.980 mm
(0.2558/0.2558 in.) (2.7543/2.7551 in.)
0.025/0.035 mm
(0.0010/0.0014 in.) (0.0007/0.0024 in.)
0.0762/0.127 mm (0.003/0.005 in.)
0.020/0.047 mm (0.0007/0.0018 in.)
0.055/0.082 mm (0.0021/0.0032 in.)
5.500/5.512 mm (0.2165/0.2170 in.)
5.465/5.480 mm (0.2151/0.2157 in.)
5.500/5.512 mm (0.2165/0.2170 in.)
5.430/5.445 mm (0.2137/0.2143 in.)
25°, 45°, 60°
HD775
0.1/0.25 mm
(0.0039/0.0098 in.)
0.3/0.5 mm
(0.0118/0.0197 in.)
0.020/0.060 mm
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