SERVICING INFORMATION 7-37
ITEM STANDARD LIMIT
Piston-ring to piston-ring-groove
1st
0.180
clearance
———
(0.007)
2nd
0.150
———
(0.006)
Piston ring groove width
1st
1.02 – 1.04
(0.040 – 0.041)
———
2nd
0.81 – 0.83
(0.032 – 0.033)
———
Oil
1.51 – 1.53
(0.059 – 0.060)
———
Piston ring thickness
1st
0.97 – 0.99
(0.038 – 0.039)
———
2nd
0.77 – 0.79
(0.030 – 0.031)
———
Piston pin bore 18.002 – 18.008 18.030
(0.7087 – 0.7090) (0.7098)
Piston pin O.D. 17.996 – 18.000 17.980
(0.7085 – 0.7086) (0.7079)
CONROD + CRANKSHAFT Unit: mm (in)
ITEM STANDARD LIMIT
Conrod small end I.D. 18.010 – 18.018 18.040
(0.7091 – 0.7094) (0.7102)
Conrod big end side clearance 0.10 – 0.20 0.30
(0.004 – 0.008) (0.01)
Conrod big end width 20.95 – 21.00
(0.825 – 0.827)
———
Crank pin width 21.10 – 21.15
(0.831 – 0.833)
———
Conrod big end oil clearance 0.032 – 0.056 0.080
(0.0013 – 0.0022) (0.0031)
Crank pin O.D. 33.976 – 34.000
(1.3376 – 1.3386)
———
Crankshaft journal oil clearance 0.020 – 0.044 0.080
(0.0008 – 0.0017) (0.0031)
Crankshaft journal O.D. 31.976 – 32.000
(1.2589 – 1.2598)
———
Crankshaft thrust clearance 0.04 – 0.09
(0.002 – 0.004)
———
Crankshaft thrust bearing
Left side
2.350 – 2.500
thickness (0.0925 – 0.0984)
———
Right side
2.425 – 2.450
(0.0955 – 0.0965)
———
Crankshaft runout 0.05
———
(0.002)