Engines Iveco C87 / Cursor 87. Manual — part 22
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
3
F2C CURSOR ENGINES
GENERAL CHARACTERISTICS
Type
F2C
Cycle
4-stroke Diesel engine
Fuel feed
Turbocharged
Injection
Direct
No. of cylinders
6 in line
∅
Bore
mm
117
Stroke
mm
135
+
+
+.. =
Total displacement
cm
3
8710
4
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
F2C CURSOR ENGINES
Base - June 2007
F2C
A
B
VALVE TIMING
opens before T.D.C.
A
closes after B.D.C.
B
17
°
31
°
C
D
opens before B.D.C.
D
closes after T.D.C.
C
48
°
9
°
X
For timing check
mm
X
mm
Running
mm
X
mm
-
-
0.35 to 0.45
0.55 to 0.65
FEED
Bosch Common Rail with CRIN2 injectors and high pressure
pump CP3.3
Nozzle type
DLLA 137
Nozzle type
DLLA 137
Injection order
1 - 4 - 2 - 6 - 3 - 5
bar
Injection pressure
bar
Injector calibration
bar
1800
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
5
F2C CURSOR ENGINES
ASSEMBLY CLEARANCE DATA
Type
F2C
CYLINDER BLOCK AND
CRANKMECHANISM COMPONENTS
mm
∅1
Bores for cylinder liners:
upper
∅1
lower
130.500 to 130.525
129.510 to 129.535
Cylinder liners:
L
external diameter:
upper
∅2
lower
130.461 to 130.486
129.475 to 129.500
∅2
length
L
226,15
226.15
Cylinder liners -
crankcase bores
upper
lower
0.014 to 0.064
0.010 to 0.060
External diameter
∅2
-
Cylinder sleeve
∅3
inside diameter
∅3A*
117.000 to 117.012
X
inside diameter
∅3B*
117.010 to 117.022
Protrusion
X
0.035 to 0.065
* Selection class
Pistons:
∅1
X
measuring dimension
X
15
X
external diameter
∅1A
116.894 to 116.906
∅2
external diameter
∅1B
116.904 to 116.916
∅2
pin bore
∅2
52.010 to 52.016
Piston - cylinder sleeve
A*
B*
0.094 to 0.118
0.094 to 0.118
* Selection class
Piston diameter
∅1
-
X
Pistons protrusion
X
0.873 to 1.117
3
∅
Gudgeon pin
∅3
51.994 to 52.000
Gudgeon pin - pin housing
0.010 to 0.022
6
SECTION 4 - OVERHAUL AND TECHNICAL SPECIFICATIONS
F2C CURSOR ENGINES
Base - June 2007
Type
F2C
Type
mm
X
1
2
X
X1
3,120
÷ 3,140
3.120 to 3.140
3
X
Piston ring grooves
X2
2.550 to 2.570
X3
4.020 to 4.040
Piston rings:
trapezoidal seal
S1
3.000
1
2
S
S
p
lune seal
S2
ill d
i
3.000
2.470 to 2.500
3
2
S
S
milled scraper ring
with slits and internal
spring
S3
3.970 to 3.990
spring
S3
3.970 to 3.990
1
-
Piston rings - grooves
2
0.050 to 0.100
3
0.030 to 0.070
Piston rings
-
X1
2
X
Piston ring end gap
in cylinder liners
3
2
X
X
X1
0.3 to 0.4
3
X
X2
0.60 to 0.75
X3
0.35 to 0.65
1
∅
Small end bush housing
Ø1
55.700 to 55.730
∅ 2
Big end bearing
housing
Ø2
1
Selection classes
2
3
{
85.987 to 86.013
85.987 to 85.996
85.997 to 86.005
86.006 to 86.013
∅4
Small end bush diameter
∅3
outside
∅4
55.780 to 55.820
∅3
inside
∅3
52.015 to 52.030
S
Big end bearing shell
S
Red
Green
Yellow D
1.994 to 2.002
2.002 to 2.010
2.010 to 2.018
Small end bush - housing
0.05 to 0.08
Piston pin - bush
0.015 to 0.036
Big end bearing
0.127 - 0.254 - 0.508
Connecting rod weight
A
g
A
3450 to 3470
Class
B
3471 to 3490
C
3491 to 3510
D
Fitted in production only and not supplied as spares
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