Engine Iveco C10/C13/C78/Cursor 13/Cursor 78. Instruction - page 100
4
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
Type
F3B
A
B
VALVE TIMING
opens before T.D.C.
A
closes after B.D.C.
B
19
°
36
°
C
D
opens before B.D.C.
D
closes after T.D.C.
C
50
°
9
°
X
For timing check
mm
X
mm
Running
mm
X
mm
-
-
0.35 to 0.45
0.45 to 0.55
FEED
Through fuel pump - filters
Injection
type: Bosch
With electronically regulated injectors PDE 31
pump injectors controlled by overhead camshaft
Nozzle type
Nozzle type
_
Injection order
1 - 4 - 2 - 6 - 3 - 5
bar
Injection pressure
bar
Injector calibration
bar
1500
290
± 12
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
5
ASSEMBLY CLEARANCE DATA
Type
F3B
CYLINDER BLOCK AND
CRANKMECHANISM COMPONENTS
mm
∅1
Bores for cylinder liners:
upper
∅1
lower
153.500 to 153.525
152.000 to 152.025
Cylinder liners:
L
external diameter:
upper
∅2
lower
153.461 to 153.486
151.890 to 151.915
∅2
length
L
-
Cylinder liners -
crankcase bores
upper
lower
0.014 to 0.039
0.085 to 0.135
External diameter
∅2
-
Cylinder sleeve
∅3
X
inside diameter
∅3A*
135.000 to 135.013
X
inside diameter
∅3B*
135.011 to 135.024
Protrusion
X
0.045 to 0.075
*
Selection class
*
Under a load of 800 N
∅1
Pistons:
FEDERAL MOGUL
MAHLE MONDIAL
∅1
X
measuring dimension
X
20
20
X
external diameter
∅1A
F
134.884 to 134.996
134.881 to 134.893
external diameter
∅1B
FF
134.895 to 134.907
134.892 to 134.894
∅2
pin bore
∅2
54.010 to 54.018
Piston - cylinder sleeve
A*
B*
0.104 to 0.129
0.104 to 0.129
0.107 to 0.132
0.107 to 0.132
* Selection class
Piston diameter
∅1
-
X
Pistons protrusion
X
0.12 to 0.42
3
∅
Gudgeon pin
∅3
53.994 to 54.000
Gudgeon pin - pin housing
0.010 to 0.024
F
Class A pistons supplied as spares.
FF
Class B pistons are fitted in production only and are not supplied as spares.
6
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
F3B
Type
F3B
Type
mm
FEDERAL MOGUL
MAHLE MONDIAL
X
1
2
X
X1*
3.433
3.445 to 3.475
X
3
2
X
Piston ring grooves
X2
3.060 to 3.080
3.050 to 3.070
3
X
X3
* measured on
∅ of 130 mm
5.020 to 5.040
5.020 to 5.040
Piston rings:
trapezoidal seal
S1*
3.296 to 3.364
1
2
S
S
p
lune seal
S2
ill d
i
3.296 to 3.364
2.970 to 2.990
3
2
S
S
milled scraper ring
with slits and internal
spring
S3
4.970 to 4.990
spring
S3
* measured on
∅ of 130 mm
4.970 to 4.990
1
0.069 to 0.137
0.81 to 0.179
Piston rings - grooves
2
0.070 to 0.110
0.060 to 0.100
3
0.030 to 0.070
0.030 to 0.070
Piston rings
-
X1
2
X
Piston ring end gap
in cylinder liners
3
2
X
X
X1
0.40 to 0.55
3
X
X2
0.65 to 0.80
X3
0.40 to 0.75
1
∅
Small end bush housing
nominal
Ø1
59.000 to 59.030
∅ 2
Big end bearing housing
nominal
Ø2
- Class
1
- Class
2
- Class
3
{
94.000 to 94.030
94.000 to 94.010
94.011 to 94.020
94.021 to 94.030
∅4
Small end bush diameter
∅3
outside
∅4
59.085 to 59.110
∅3
inside
∅3
54.019 to 54.035
S
Big end bearing shell
S
Red
Green
Yellow
1.965 to 1.975
1.976 to 1.985
1.986 to 1.995
Small end bush - housing
0.055 to 0.110
Piston pin - bush
0.019 to 0.041
Big end bearing
0.127 - 0.254 - 0.508
Connecting rod weight
g.
A
4741 to 4780
Class
B
4781 to 4820
C
4821 to 4860
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
7
Type
F3B
Type
mm
X
Measuring dimension
X
125
Max. connecting rod
axis misalignment
tolerance
0.08
1
2
∅
∅
Main journals
∅1
- rated value
- class
1
- class
2
- class
3
Crankpins
∅2
- rated value
- class
1
- class
2
- class
3
99.970 to 100.000
99.970 to 99.979
99.980 to 99.989
99.990 to 100.000
89.970 to 90.000
89.970 to 89.979
89.980 to 89.989
89.990 to 90.000
S 1
S 2
Main bearing shells
S1
Red
Green
Yellow*
3.110 to 3.120
3.121 to 3.130
3.131 to 3.140
Big end bearing shells
S2
Red
Green
Yellow*
1.965 to 1.975
1.976 to 1.985
1.986 to 1.995
3
∅
Main bearing housings
∅3
- rated value
- class
1
- class
2
- class
3
106.300 to 106.330
106.300 to 106.309
106.310 to 106.319
106.320 to 106.330
Bearing shells -
main journals
f
0.060 to 0.108 * - 0.061 to 0.119 ** - 0.060 to 0.130 ***
Bearing shells -
big ends
f
0.050 to 0.108 * - 0.051 to 0.109 ** - 0.050 to 0.098 ***
Main bearing shells
0.127 - 2.254 - 0.508
Big end bearing shells
0.127 - 2.254 - 0.508
X1
Main journal,
thrust bearing
X1
47.95 to 48.00
X2
Main bearing housing,
thrust bearing
X2
40.94 to 40.99
X 3
Thrust washer
halves
X3
3.38 to 3.43
Crankshaft end float
0.10 to 0.30
1
2
Alignment
1 - 2
Ovalization
1 - 2
Taper
1 - 2
≤ 0.025
0.010
0.010
*
Fitted in production only and not supplied as spares
f
Spares provided: : * = standard spares - 0.127; ** = 0.254 - 0.508