9-28 SERVICING INFORMATION
ITEM STANDARD LIMIT
Piston ring thickness
1st
0.97 – 0.99
(0.038 – 0.039)
———
2nd
1.17 – 1.19
(0.046 – 0.047)
———
Piston pin bore 16.002 – 16.008
(0.6300 – 0.6302)
16.030
(0.6311)
Piston pin O.D. 15.992 – 16.000
(0.6296 – 0.6299)
15.980
(0.6291)
CONROD + CRANKSHAFT
Unit: mm (in)
ITEM STANDARD LIMIT
Conrod small end I.D. 16.006 – 16.014
(0.6302 – 0.6305)
16.040
(0.6315)
Conrod deflection
———
3.0
(0.12)
Conrod big end side clearance 0.10 – 0.45
(0.004 – 0.018)
1.0
(0.04)
Conrod big end width 17.95 – 18.00
(0.707 – 0.709)
———
Crank web to web width 53.0 ± 0.1
(2.087 ± 0.004)
———
Crankshaft runout
———
0.08
(0.003)
OIL PUMP
ITEM STANDARD LIMIT
Oil pressure (at 60°C, 140°F) Above 50 kPa (0.50 kgf/cm
2
, 7.1 psi)
Below 80 kPa (0.80 kgf/cm
2
, 11.3 psi)
at 3 000 r/min.
———
CLUTCH
Unit: mm (in)
ITEM STANDARD LIMIT
Clutch release screw 1/16 – 1/8 turn back ———
Drive plate thickness 2.7 – 2.9
(0.106 – 0.114)
2.4
(0.094)
Drive plate claw width 11.8 – 12.0
(0.46 – 0.47)
11.0
(0.43)
Driven plate distortion
———
0.10
(0.004)
Clutch spring free length 28.9
(1.14)
27.5
(1.08)
Clutch wheel I.D. 116.00 – 116.15
(4.567 – 4.573)
116.5
(4.59)
Clutch shoe
———
No groove at
any part
Clutch engagement r/min. 1 700 – 2 100 r/min. ———
Clutch lock-up r/min. 3 100 – 3 600 r/min. ———