Iveco Daily. Manual - part 69

ENGINES 8140.63

258

D

AILY

Base - May 2004

8140.63.4..

PC/NA

CYLINDER BLOCK AND CRANK MECHANISM COMPONENTS

X

Measuring dimension

X

125

Max. connecting rod
axis misalignment
tolerance

=

0.07

1

2

∅

∅

Main journals

∅ 1

nº 1 - 2 - 3 - 4
nº 5

80.182

÷ 80.208

86.182

÷ 86.208

Crankpins

∅ 2

56.515

÷ 56.538

S 1

S 2

Main bearing shells

S1*

2.165

÷ 2.174

S 1

S 2

Big end bearing shells

S2*

1.875

÷ 1.884

* supplied as spare parts

3

∅

Main bearings

∅ 3

nº 1 - 2 - 3 - 4
nº 5

84.588

÷ 84.614

90.588

÷ 90.614

Bearing shells -
main journals

0.032

÷ 0.102

Bearing shells -
big ends

0.035

÷ 0.083

Main bearing shells

0.254

÷ 0.508

Big end bearing shells

0.254

÷ 0.508

1

X

Main journal,
thrust bearing

X 1

31.000

÷ 31.100

X

2

Main bearing housing,
thrust bearing

X 2

26.500

÷ 26.550

X 3

Thrust washer
halves

X 3

30.900

÷ 30.950

Crankshaft end
float

0.060

÷ 0.310

ENGINES 8140.63

259

D

AILY

Base - May 2004

8140.63.4..

PC/NA

CYLINDER HEADS - VALVE GEAR

Between valve
seat and head

0.070

÷ 0.145

seat and head

0.080

÷ 0.130

Valve seats

-

Valve outside spring
height:

free height

H

52

H

H 1

2

under a load of:

H 1

H 2 kg 43.8 ± 2.5

H1

38.5

kg 77.4

± 4

H2

28.5

Valve inside spring
height:

free height

H

45.5

H

H 1

under a load of:

H

H 1

H kg 16.4 ± 1

H1

33.5

H

kg 30

± 1.5

H2

23.5

Height of

b

i

A

5.348

÷ 5.373

X

g

precombustion
chamber plug
b

B

X

5.373

÷ 5.398

∅

p g

base seat

Precombustion

C

5.398

÷ 5.423

Precombustion
chamber plug seat

∅

32.490

÷ 32.540

∅

Precombustion chamber plug

∅

32.550

÷ 32.570

S

A Green

5.373

÷ 5.397

S

B -

S

5.398

÷ 5.422

C Yellow

S

5.423

÷ 5.447

Precombustion
chamber plug -
Cylinder heads

0.010

÷ 0.080

X

Precombustion chamber
position from cylinders
heads level surface

-0.000

÷ +0.049

X

Injector protrusion

X

-

ENGINES 8140.63

260

D

AILY

Base - May 2004

8140.63.4..

PC/NA

CYLINDER HEADS - VALVE GEAR

Camshaft bearing housing

normal

∅

33.985

÷ 34.015

∅

∅

∅

oversized

∅

34.185

÷ 34.215

∅ 2

Camshaft bearing journals

normal

∅

33.934

÷ 33.950

∅

∅

1

3

oversized

∅

34.134

÷ 34.150

Between seats and
supporting pins

0.035

÷ 0.081

∅

Tappets housing on
cylinder heads

∅ normal

44.000

÷ 44.025

∅

Tappet

∅ normal

43.950

÷ 43.970

Between tappets and seats

0.030

÷ 0.075

Cap

3.25 to 4.45 mm

with a progression of 0.05

Cam lift:

H

H

H

10.5

H

10.5

ENGINES 8140.63

261

D

AILY

Base - May 2004

PART

TORQUE

PART

Nm

kgm

Nut M12x1.5 fixing toothed bushing to the injection pump

55

5.5

Fixing incandescent glow plugs

25

2.5

Nut fixing electric cable to the glow plug

1.5

÷ 2

0.15

÷ 0.2

Injector fastening

60

6

This differs from the analogous section for the 8140.43C engine in the following tightening torques.

NOTE