12-6 VL800K3 (’03-MODEL)
CONROD + CRANKSHAFT
Unit: mm (in)
ITEM STANDARD LIMIT
Piston ring free end gap
1st Approx. 9.6 (0.38)
7.7
(0.30)
2nd R Approx. 11.8 (0.46)
9.4
(0.37)
Piston ring end gap
1st
0.20 – 0.35
(0.008 – 0.014)
0.70
(0.028)
2nd
0.20 – 0.35
(0.008 – 0.014)
0.70
(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
(0.0461 – 0.0469)
—
Piston pin bore 20 002 20.008
(0.7875 – 0.7877)
20.030
(0.7886)
Piston pin O.D. 19.992 – 20.000
(0.7871 – 0.7874)
19.980
(0.7866)
ITEM STANDARD LIMIT
Conrod small end I.D. 20.010 – 20.018
(0.7878 – 0.7881)
20.040
(0.7890)
Conrod big end side clearance 0.10 – 0.20
(0.004 – 0.008)
0.30
(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
(0.0009 – 0.0017)
0.080
(0.0031)
Crank pin O.D. 40.982 – 41.000
(1.6135 – 1.6142)
—
Crankshaft journal oil clearance 0.020 – 0.050
(0.0008 – 0.0020)
0.080
(0.0031)
Crankshaft journal O.D. 47.965 – 47.980
(1.8884 – 1.8890)
—
Crankshaft thrust bearing thickness 1.925 – 2.175
(0.0758 – 0.0856)
—
Crankshaft thrust clearance 0.05 – 0.10
(0.002 – 0.004)
—
Crankshaft runout
—
0.05
(0.002)