– 4 –
CA CYLINDER HEAD
Unit: mm (in)
CY PISTON RING
Unit: mm (in)
ITEM
STANDARD
LIMIT
Cam height
IN.
33.430 – 33.498
(1.3161 – 1.3188)
33.130
(1.3043)
EX.
33.500 – 33.568
(1.3189 – 1.3216)
33.200
(1.3071)
Camshaft journal oil clearance
Right &
Center
0.032 – 0.066
(0.0013 – 0.0026)
0.150
(0.0059)
Left
0.028 – 0.059
(0.0011 – 0.0023)
0.150
(0.0059)
Camshaft journal holder I.D.
Right &
Center
22.012 – 22.025
(0.8666 – 0.8671)
—
Left
17.512 – 17.525
(0.6894 – 0.6900)
—
Camshaft journal O.D.
Right &
Center
21.959 – 21.980
(0.8645 – 0.8654)
—
Left
17.466 – 17.484
(0.6876 – 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)
ITEM
STANDARD
LIMIT
Compression pressure
(Automatic-decomp. actuated)
Approx. 1 000 kPa (10.0 kgf/cm
2
, 142 psi)
800 kPa
(8.0 kgf/cm
2
,
114 psi)
Piston to cylinder clearance
0.030 – 0.040
(0.0012 – 0.0016)
—
Cylinder bore
87.500 – 87.515
(3.4449 – 3.4455)
Nicks or
Scratches
Piston diam.
87.465 – 87.480
(3.4435 – 3.4441)
Measure at 15 mm (0.6 in) from the skirt end.
87.380
(3.4402)
Cylinder distortion
—
0.05
(0.002)
Piston ring free end gap
1st
R
Approx. 6.2 (0.24)
5.0
(0.20)
2nd
R
Approx. 12.0 (0.47)
9.6
(0.38)
Piston ring end gap
1st
0.08 – 0.20
(0.003 – 0.008)
0.50
(0.020)
2nd
0.08 – 0.20
(0.003 – 0.008)
0.50
(0.020)
