Suzuki LT-Z250 - Page 298

10-4 LT-Z250K5 (05-MODEL)
CAMSHAFT + CYLINDER HEAD Unit: mm (in)
CYLINDER + PISTON + PISTON RING Unit: mm (in)
ITEM STANDARD LIMIT
Cam height
IN.
33.780  33.820
(1.3299  1.3315)
33.480
(1.3181)
EX.
32.990  33.030
(1.2988  1.3004)
32.690
(1.2870)
Camshaft journal oil clearance 0.036  0.066
(0.0014  0.0026)
0.150
(0.0059)
Camshaft journal holder I.D. 22.012  22.025
(0.8666  0.8671)

Camshaft journal O.D. 21.959  21.976
(0.8645  0.8652)

Camshaft runout

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.
11.977  11.995
(0.4715  0.4722)

Cylinder head distortion

0.05
(0.002)
Cylinder head cover distortion

0.05
(0.002)
ITEM STANDARD LIMIT
Compression pressure
1 400 kPa
(14.0 kgf/cm
2
, 199 psi)
1 200 kPa
(12.0 kgf/cm
2
,
171 psi)
Piston to cylinder clearance
0.040  0.050
(0.0016  0.0020)
0.120
(0.0047)
Cylinder bore
66.000  66.015
(2.5984  2.5990)
66.090
(2.6020)
Piston diam.
65.955  65.970
(2.5966  2.5972)
Measure at 18 mm (0.71 in) from the skirt end.
65.880
(2.5937)
Cylinder distortion

0.05
(0.002)
Piston ring free end gap
1st R Approx. 8.7 (0.34)
7.0
(0.28)
2nd R Approx. 9.0 (0.35)
7.2
(0.28)
Piston ring end gap
1st
0.10  0.25
(0.004  0.010)
0.50
(0.020)
2nd
0.10  0.25
(0.004  0.010)
0.5
(0.020)
Piston ring to groove clearance
1st 
0.180
(0.007)
2nd 
0.150
(0.006)
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