1-12 GENERAL INFORMATION
Item Unit
Data
DF60T DF70(W)T/70WTH
CRANKSHAFT / CONROD
Conrod big end oil
clearance
0.020 – 0.050 (0.0008 – 0.0020)
mm (in)
STD
0.080 (0.0031)
mm (in)
Limit
Conrod small end
inside diameter
16.968 – 16.979 (0.6680 – 0.6685)
mm (in)
STD
Conrod big end
inside diameter
45.000 – 45.018 (1.7717 – 1.7724)
mm (in)
STD
Crank pin outside
diameter
41.982 – 42.000 (1.6528 – 1.6535)
mm (in)
STD
Crank pin outside
diameter difference
0.010 (0.0004)
mm (in)
Limit
Conrod bearing
thickness
1.484 – 1.502 (0.0584 – 0.0591)
mm (in)
STD
Conrod big end side
clearance
0.10 – 0.25 (0.004 – 0.010)
mm (in)
STD
0.35 (0.014)
mm (in)
Limit
21.95 – 22.00 (0.864 – 0.866)
mm (in)
STD
Conrod big end width
22.10 – 22.20 (0.870 – 0.874)
mm (in)
STD
Crank pin width
Crankshaft journal
oil clearance
0.016 – 0.036 (0.0006 – 0.0014)
mm (in)
STD
0.060 (0.0024)
mm (in)
Limit
Crankshaft center
journal runout
0.06 (0.002)
mm (in)
Limit
Crankcase bearing
holder inside diameter
56.000 – 56.018 (2.2047 – 2.2054)
mm (in)
STD
Crankshaft journal
outside diameter
51.982 – 52.000 (2.0465 – 2.0472)
mm (in)
STD
Crankshaft journal
outside diameter
difference
0.010 (0.0004)
mm (in)
Limit
Crankshaft thrust
clearance
0.11 – 0.31 (0.004 – 0.012)
mm (in)
STD
0.38 (0.015)
mm (in)
Limit
Crankshaft thrust
bearing thickness
2.47 – 2.52 (0.097 – 0.099)
mm (in)
STD
Crankshaft bearing
thickness
1.998 – 2.014 (0.0787 – 0.0793)
mm (in)
STD
LOWER UNIT
Design specification thickness for shim & washer.
1.00 (0.039)
mm (in)
Pinion gear back-up shim
1.00 (0.039)
mm (in)
Forward gear back-up shim
3.0 (0.12)
mm (in)
Forward gear thrust washer
2.2 (0.09)
mm (in)
Reverse gear thrust washer
1.5 (0.06)
mm (in)
Reverse gear back-up shim