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