Maintenance Specifications - Yamaha TT-R125 Handbuch

Cam chain:
Cam chain type/No. of links
Cam chain adjustment method
Rocker arm/rocker arm shaft:
Shaft outside diameter
Rocker arm inside diameter
Valve, valve seat, valve guide:
Valve clearance (cold)
Valve dimensions:
A
Head diameter
"A" head diameter
"B" face width
"C" seat width
"D" margin thickness
Stem outside diameter
Guide inside diameter
Stem-to-guide clearance

MAINTENANCE SPECIFICATIONS

Item
IN
EX
B
Face width
IN
EX
IN
EX
IN
EX
IN
EX
IN
EX
IN
EX
IN
EX
Standard
DID25SD DHA/88
Automatic
9.981 ~ 9.991 mm
(0.3930 ~ 0.3933 in)
10.000 ~ 10.015 mm
(0.3937 ~ 0.3943 in)
0.08 ~ 0.12 mm
(0.0031 ~ 0.0047 in)
0.10 ~ 0.14 mm
(0.0039 ~ 0.0055 in)
C
Seat width
25.9 ~ 26.1 mm
(1.0197 ~ 1.0276 in)
21.9 ~ 22.1 mm
(0.8622 ~ 0.8701 in)
1.1 ~ 3.0 mm
(0.0433 ~ 0.1181 in)
1.7 ~ 2.8 mm
(0.0669 ~ 0.1102 in)
0.9 ~ 1.1 mm
(0.0354 ~ 0.0433 in)
0.9 ~ 1.1 mm
(0.0354 ~ 0.0433 in)
0.4 ~ 0.8 mm
(0.0157 ~ 0.0315 in)
0.8 ~ 1.2 mm
(0.0315 ~ 0.0472 in)
4.975 ~ 4.990 mm
(0.1959 ~ 0.1965 in)
4.960 ~ 4.975 mm
(0.1953 ~ 0.1959 in)
5.000 ~ 5.012 mm
(0.1969 ~ 0.1973 in)
5.000 ~ 5.012 mm
(0.1969 ~ 0.1973 in)
0.010 ~ 0.037 mm
(0.0004 ~ 0.0015 in)
0.025 ~ 0.052 mm
(0.0010 ~ 0.0020 in)
2 - 8
SPEC
Limit
----
----
9.95 mm
(0.3917 in)
10.03 mm
(0.3949 in)
----
----
D
Margin thickness
----
----
----
----
1.6 mm
(0.0630 in)
1.6 mm
(0.0630 in)
----
----
4.950 mm
(0.1949 in)
4.935 mm
(0.1943 in)
5.042 mm
(0.1985 in)
5.042 mm
(0.1985 in)
0.08 mm
(0.0031 in)
0.10 mm
(0.0040 in)