9-30 SERVICING INFORMATION
ITEM STANDARD LIMIT
Piston ring free end gap
1st Approx.
9.6 7.7
(0.38) (0.30)
2nd R Approx.
11.8 9.4
(0.46) (0.37)
Piston ring end gap
1st
0.20 – 0.35 0.70
(0.008 – 0.014) (0.028)
2nd
0.20 – 0.35 0.70
(0.008 – 0.014) (0.028)
Piston ring groove clearance
1st ———
0.180
(0.007)
2nd ———
0.150
(0.006)
Piston ring groove width
1st
1.01 – 1.03
(0.0398 – 0.0406)
———
2nd
1.21 – 1.23
(0.0476 – 0 0484)
———
Oil
2.51 – 2.53
(0.0988 – 0 0996)
———
Piston ring thickness
1st
0.970 – 0 990
(0.0382 – 0 0390)
———
2nd
1.170 – 1.190
(0.046 – 0.0469)
———
Piston pin bore 20.002 – 20.008 20.030
(0 7875 0.7877) (0.7886)
Piston pin O.D. 19.992 – 20.000 19.980
(0 7871 – 0.7874) (0.7866)
CONROD + CRANKSHAFT Unit: mm (in)
ITEM STANDARD LIMIT
Conrod small end I.D. 20.010 – 20.018 20.040
(0.7878 – 0.7881) (0.7890)
Conrod big end side clearance 0.10 – 0.20 0.30
(0.004 – 0.008) (0.012)
Conrod big end width 21.95 – 22.00
(0.864 – 0.866)
———
Crank pin width 22.10 – 22.15
(0.870 – 0.872)
———
Conrod big end oil clearance 0.024 – 0.042 0.080
(0.0009 – 0.0017) (0.0031)
Crank pin O.D. 40.982 – 41.000
(1.6135 – 1.6142)
———
Crankshaft journal oil clearance 0.020 – 0.050 0.080
(0.0008 – 0.0020) (0.0031)
Crankshaft journal O.D. 47.965 – 47.980
(1.8884 – 1.8890)
———
Crankshaft thrust bearing 1.925 – 2.175
thickness (0.0758 – 0.0856)
———
Crankshaft thrust clearance 0.05 – 0.10
(0.002 – 0.004)
———
Crankshaft runout
———
0.05
(0.002)