Suzuki DR650SE, Shop Manual

Page: 256 / 277

10-3 DR650SEK1 (’01-MODEL)
CA CYLINDER HEAD
Unit: mm (in)
ITEM STANDARD LIMIT
Cam height
IN.
33.710 – 33.750 33.410
(1.3272 – 1.3287) (1.3154)
EX.
33.700 – 33.740 33.400
(1.3268 – 1.3283) (1.3150)
Camshaft journal oil clearance Right & 0.032 – 0.066 0.150
Center (0.0013 – 0.0026) (0.0059)
Left
0.028 – 0.059 0.150
(0.0011 – 0.0023) (0.0059)
Camshaft journal holder I.D. Right & 22.012 – 22.025
Center (0.8666 – 0.8671)
———
Left
17.512 – 17.525
(0.6894 – 0.6900)
———
Camshaft journal O.D. Right & 21.959 – 21.980
Center (0.8645 – 0.8654)
———
Left
17.466 – 17.484
(0.6877 – 0.6883)
———
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.
11.973 – 11.984
(0.4714 – 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
Piston to cylinder clearance 0.020 – 0.030 0.120
(0.0008 – 0.0012) (0.0047)
Cylinder bore 100.000 – 100.015 Nicks or
(3.9371 – 3.9376) Scratches
Piston diam. 99.975 – 99.990
99.880
(3.9360 – 3.9366)
(3.9323)
Measure at 21 mm (0.8 in) from the skirt end.
Cylinder distortion
———
0.05
(0.002)
Piston ring free end gap
1st R Approx.
13.5 10.8
(0.53)
(0.43)
2nd R Approx.
11.4 9.1
(0.45)
(0.36)
Piston ring end gap
1st
0.30 – 0.45 0.50
(0.012 – 0.018) (0.020)
2nd
0.45 – 0.60 1.00
(0.018 – 0.024) (0.039)
Compression pressure 850 kPa
(Automatic decomp. actuated)
Approx.
(
8.5 kg/cm 2
)
———
120 psi