Yamaha TT-R90 2001 Fahrer- Und Wartungshandbuch Seite 59

MAINTENANCE SPECIFICATIONS
ENGINE
Item
Cylinder head:
Warp limit
Cylinder:
Bore size
Out of round limit
Camshaft:
Drive method
Cam dimensions
Intake
Exhaust
Camshaft runout limit
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MAINTENANCE SPECIFICATIONS
"A"
"B"
"A"
"B"
2 - 4
Standard
----
47.000 ~ 47.005 mm
(1.8504 ~ 1.8506 in)
----
Chain drive (left)
25.428 ~ 25.528 mm
(1.0011 ~ 1.0050 in)
21.034 ~ 21.134 mm
(0.8281 ~ 0.8320 in)
25.286 ~ 25.386 mm
(0.9955 ~ 0.9994 in)
21.047 ~ 21.147 mm
(0.8286 ~ 0.8326 in)
----
SPEC
Limit
0.03 mm
(0.0012 in)
47.05 mm
(1.8524 in)
0.05 mm
(0.0020 in)
----
25.328 mm
(0.9972 in)
20.934 mm
(0.8242 in)
25.186 mm
(0.9916 in)
20.947 mm
(0.8247 in)
0.03 mm
(0.0012 in)