Suzuki GZ250 1999, Руководство по обслуживанию

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GZ250K2 (’02-MODEL) 10-5
CA CYLINDER HEAD
Unit: mm (in)
ITEM STANDARD LIMIT
Cam height
IN.
34.990 – 35.040 34.690
(1.3776 – 1.3795) (1.3657)
EX.
35.030 – 35.080 34.730
(1.3791 – 1.3811) (1.3673)
Camshaft journal oil clearance 0.032 – 0.066 0.150
(0.0013 – 0.0026) (0.0059)
Camshaft journal holder I.D.
R. side
25.012 – 25.025
(0.9847 – 0.9852)
———
L. side
20.012 – 20.025
(0.7879 – 0.7884)
———
Camshaft journal O.D.
R. side
24.959 – 24.980
(0.9826 – 0.9835)
———
L. side
19.959 – 19.980
(0.7858 – 0.7866)
———
Camshaft runout
IN. & EX.
0.10
———
(0.004)
Rocker arm I.D.
IN. & EX.
12.000 – 12.018
(0.4724 – 0.4731)
———
Rocker arm shaft O.D.
IN. & EX.
11.966 – 11.984
(0.4711 – 0.4718)
———
Cylinder head distortion 0.05
———
(0.002)
Cylinder head cover distortion 0.05
———
(0.002)
CY PISTON RING
Unit: mm (in)
ITEM STANDARD LIMIT
Compression pressure 1 000 – 1 400 kPa 800 kPa
10.0 – 14.0 kgf/cm 2 8 kgf/cm 2
(
142 – 199 psi
)
(
114 psi
)
Piston to cylinder clearance 0.045 – 0.055 0.120
(0.0018 – 0.0022) (0.0047)
Cylinder bore 72.000 – 72.015 72.085
(2.8346 – 2.8352) (2.8380)
Piston diam. 71.950 – 71.965
(2.8327 – 2.8333)
71.880
Measure at 15 mm (0.6 in) from the skirt end.
(2.8299)
Cylinder distortion 0.05
———
(0.002)
Piston ring free end gap
1st N Approx.
9.5 7.6
(0.37) (0.30)
2nd N Approx.
11.0 8.8
(0.43) (0.35)
Piston ring end gap
1st
0.10 – 0.30 0.50
(0.004 – 0.012) (0.020)
2nd
0.10 – 0.30 0.50
(0.004 – 0.012) (0.020)
Piston ring to groove clearance
1st
0.180
———
(0.0071)
2nd
0.150
———
(0.0059)