10
DF40/50 "K7" ('07) MODEL
Item
CRANKSHAFT/CONROD
Conrod small end inside
diameter
Conrod big end oil clearance STD
Conrod big end inside
diameter
Crank pin outside diameter
Crank pin outside diameter
difference
(out-of-round and taper)
Conrod bearing thickness
Conrod big end side
clearance
Conrod big end width
Crank pin width
Crankshaft center journal
runout
Crankshaft journal oil
clearance
Crankcase bearing holder
inside diameter
Crankshaft journal outside
diameter
Crankshaft journal outside
diameter difference
(out-of-round and taper)
Crankshaft bearing
thickness
Crankshaft thrust play
Crankshaft thrust bearing
thickness
LOWER UNIT
Design specification thickness for shim & washer.
Pinion gear back-up shim
Forward gear back-up shim
Forward gear thrust washer
Reverse gear thrust washer
Reverse gear back-up shim
Unit
STD
mm (in)
mm (in)
Limit
mm (in)
STD
mm (in)
STD
mm (in)
Limit
mm (in)
STD
mm (in)
STD
mm (in)
Limit
mm (in)
STD
mm (in)
STD
mm (in)
Limit
mm (in)
STD
mm (in)
Limit
mm (in)
STD
mm (in)
STD
mm (in)
Limit
mm (in)
STD
mm (in)
STD
mm (in)
Limit
mm (in)
STD
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
mm (in)
Data
DF40
18.003 – 18.011 (0.7088 – 0.7091)
0.020 – 0.040 (0.0008 – 0.0016)
0.065 (0.0026)
41.000 – 41.018 (1.6142 – 1.6149)
37.982 – 38.000 (1.4954 – 1.4961)
0.010 (0.0004)
1.486 – 1.502 (0.0585 – 0.0591)
0.100 – 0.250 (0.0039 – 0.0098)
0.350 (0.0138)
21.950 – 22.000 (0.8642 – 0.8661)
22.100 – 22.200 (0.8700 – 0.8740)
0.04 (0.002)
0.020 – 0.040 (0.0008 – 0.0016)
0.065 (0.0026)
49.000 – 49.018 (1.9291 – 1.9298)
44.982 – 45.000 (1.7709 – 1.7717)
0.010 (0.0004)
1.999 – 2.015 (0.0787 – 0.0793)
0.11 – 0.31 (0.004 – 0.012)
0.35 (0.014)
2.470 – 2.520 (0.0972 – 0.0992)
1.0 (0.04)
1.0 (0.04)
2.0 (0.08)
2.0 (0.08)
1.0 (0.04)
DF50