ENGINE SPECIFICATIONS
SPEC
2 - 8
Pistons
Piston-to-cylinder clearance
0.028 ~ 0.054 mm (0.0011 ~ 0.0021 in)
0.1 mm
(0.004 in)
Diameter D
71.954 ~ 71.972 mm
(2.8328 ~ 2.8335 in)
----
Height H
10 mm (0.39 in)
----
Piston pin bore (in the piston)
Diameter
17.004 ~ 17.015 mm
(0.6694 ~ 0.6699 in)
17.045 mm
(0.6711 in)
Offset
0 mm (0 in)
----
Piston pins
Outside diameter
16.995 ~ 17.000 mm
(0.6691 ~ 0.6693 in)
16.975 mm
(0.6683 in)
Piston pin-to-piston pin bore
clearance
0.004 ~ 0.020 mm
(0.00016 ~ 0.00079 in)
0.070 mm
(0.0028 in)
Piston rings
Top ring
Ring type
Barrel
----
Dimensions (B
×
T)
0.8
×
2.7 mm (0.031
×
0.106 in)
----
End gap (installed)
0.15 ~ 0.25 mm (0.006 ~ 0.010 in)
0.50 mm
(0.020 in)
Ring side clearance
0.03 ~ 0.07 mm (0.0012 ~ 0.0028 in)
0.12 mm
(0.0047 in)
2nd ring
Ring type
Taper
----
Dimensions (B
×
T)
0.8
×
2.8 mm (0.031
×
0.110 in)
----
End gap (installed)
0.25 ~ 0.35 mm (0.009 ~ 0.014 in)
0.70 mm
(0.028 in)
Ring side clearance
0.02 ~ 0.06 mm (0.0008 ~ 0.0024 in)
0.12 mm
(0.0047 in)
Item
Standard
Limit
H
D
T
B
B
T
Summary of Contents for YZF-R7
Page 1: ...5FL 28199 E0 YZF R7 OWNER S SERVICE MANUAL ...
Page 8: ......
Page 58: ...2 20 SPEC Crankcase tightening sequence TIGHTENING TORQUES ...
Page 72: ...3 3 CHK ADJ ...
Page 363: ...8 27 ELEC ...
Page 380: ......