Kohler Courage XT8 Service Manual

8
Specications
KohlerEngines.com 14 690 01 Rev. G
CLEARANCE SPECIFICATIONS
3
XT-6, XTR-6
XT6.5, XT650,
XT6.75, XT675
XT-7, XTR-7,
XT775, XT8
Governor
Governor Cross Shaft -to-Crankcase Running Clearance 0.020/0.064 mm (0.0007/0.0025 in.)
Cross Shaft O.D.
New 5.96/5.98 mm (0.2346/0.2354 in.)
Gear Shaft O.D.
New 6.01/6.03 mm (0.2366/0.2374 in.)
Governor Gear Shaft-to-Governor Gear Running Clearance 0.09/0.19 mm (0.0035/0.0074 in.)
Ignition
Spark Plug Gap 0.76 mm (0.030 in.)
Module Air Gap 0.254 mm (0.010 in.)
Piston, Piston Rings, and Piston Pin
Pin Bore I.D. 13.002/13.008 mm
(0.5118/0.5121 in.)
18.000/18.008 mm
(0.7086/0.7089 in.)
Pin O.D. 12.990/12.996 mm
(0.5114/0.5116 in.)
17.990/17.996 mm
(0.7082/0.7085 in.)
Top and Center Compression Ring Side Clearance
New Bore, Before Serial No. 40244XXXXX
New Bore, After Serial No. 40243XXXXX
0.02/0.06 mm (0.0007/0.0023 in.)
0.001/0.020 mm (0.00004/0.00080 in.)
Top and Center Compression Ring End Gap
New Bore, Before Serial No. 40244XXXXX
Top and Center
New Bore, After Serial No. 40243XXXXX
Top
Center
0.25/0.40 mm
(0.0098/0.0157 in.)
0.1/0.25 mm
(0.0039/0.0098 in.)
0.61/0.76 mm
(0.0240/0.0299 in.)
0.25/0.40 mm
(0.0098/0.0157 in.)
0.1/0.25 mm
(0.0039/0.0098 in.)
0.3/0.5 mm
(0.0118/0.0197 in.)
Thrust Face O.D. 64.975/64.985 mm
(0.2558/0.2558 in.)
69.960/69.980 mm
(2.7543/2.7551 in.)
Piston Thrust Face-to-Cylinder Bore Running Clearance 0.025/0.035 mm
(0.0010/0.0014 in.)
0.020/0.060 mm
(0.0007/0.0024 in.)
Valves and Valve Lifters
Intake and Exhaust Valve Lash 0.0762/0.127 mm (0.003/0.005 in.)
Intake Valve Stem-to-Valve Guide Running Clearance 0.020/0.047 mm (0.0007/0.0018 in.)
Exhaust Valve Stem-to-Valve Guide Running Clearance 0.055/0.082 mm (0.0021/0.0032 in.)
Intake Valve Guide I.D. 5.500/5.512 mm (0.2165/0.2170 in.)
Intake Valve Stem Diameter 5.465/5.480 mm (0.2151/0.2157 in.)
Exhaust Valve Guide I.D. 5.500/5.512 mm (0.2165/0.2170 in.)
Exhaust Valve Stem Diameter 5.430/5.445 mm (0.2137/0.2143 in.)
Nominal Valve Face Angle 25°, 45°, 60°
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Values are in Metric units. Values in parentheses are English equivalents.

Kohler Courage XT8 Specifications

General

Brand	Kohler
Model	Courage XT8
Category	Engine
Language	English