Servicing Technical Data; Engine - Yamaha XT 125R 2005 Service Information

SERVICING TECHNICAL DATA

ENGINE

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SERVICING TECHNICAL DATA
Description
Cylinder Head:
Planarity Error
Cylinder:
Hole size
Cylinder:
Hole size
Piston:
Piston Diameter (D)
Measure Point (H)
Piston/Cylinder Clearance
Hole diameter (F)
Pin Diameter
Timing System:
Type of Drive
Timing Cams:
Inlet Cam Height (A)
Exhaust Cam Height (A)
Inlet Cam Width (B)
Exhaust Cam Width (B)
Inlet Cam Height (C)
Timing Shaft Eccentricity
Compensators:
Bearing Inner Diameter
Bearing Outer Diameter
Timing Chain:
Type
Pitch per Link Number
Adjustment
Valves, Housings and Guides:
Inlet Valve Clearance (Cold Operation)
Exhaust Valve Clearance (Cold
Operation)
Inlet Valve Diameter (A)
Exhaust Valve Diameter (A)
Inlet Valve Width (B)
Standard
The lines indicate the
points for the planarity
measures.
54.00~54.020 mm
54.00~54.020 mm
53.977~53.996 mm
4.5 mm
0.020~0.028 mm
15.002~15.013 mm
14.991~15.000 mm
Chain drive
25.881~25.981 mm
25.841~25.941 mm
21.195~21.295 mm
21.05~21.15 mm
4.391 mm
10.000~10.015 mm
9.981~9.991 mm
Bush chain/P
6.35 x 88
Automatic
0.08~0.12 mm
0.10~0.14 mm
25.9~26.1 mm
21.9~22.1 mm
1.1~3.0 mm
12
SPEC
Limit
0.03 mm
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0.15 mm
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25.851 mm
25.811 mm
21.165 mm
21.02 mm
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- 0.03 mm
10.03 mm
9.95 mm
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