Iveco Daily. Manual - part 15

 

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Iveco Daily. Manual - part 15

 

 

ENGINES 8140.43R/B/S/N

42

D

AILY

Base - May 2004

8140.43R.43XX
8140.43R.44XX

ID/TCA

8140.43B.43XX
8140.43B.44XX

ID/TCA

8140.43S.41XX
8140.43S.43XX
8140.43S.44XX

ID/TCA

8140.43N.43XX
8140.43N.44XX

ID/TCA

CYLINDER BLOCK AND CRANK MECHANISM COMPONENTS

mm

Piston type

MONDIAL PISTON - KS

1

X

X1*

2.200

÷ 2.230

X

1

2

X

Piston ring grooves

X2

2.050

÷ 2.070

X

3

2

X

X3

2.540

÷ 2.560

3

X

* measured on

∅ of 91.4 mm

1

S

S 1*

2.068

÷ 2.097

1
2

S
S

Piston rings

S 2

1.970

÷ 1.995

3

2

S

S

S 3

2.470

÷ 2.490

* measured on

∅ of 91.4 mm

1

0.103

÷ 0.162

Piston rings - grooves

2

0.55

÷ 0.100

3

0.05

÷ 0.09

Piston rings

0.4

X1

2

X

Piston ring end gap in cylin-
der liners

3

2

X

X

X1

0.20

÷ 0.35

3

X

X2

0.30

÷ 0.50

X3

0.30

÷ 0.55

1

Small end bush housing

Ø 1

35.460

÷ 35.490

∅ 2

Big end bearing housing *

Ø 2

60.341

÷ 60.348

* spare connecting rod
supplied

∅4

Small end bush diameter

outside

∅ 4

35.570

÷ 35.595

∅3

inside

∅ 3

32.010

÷ 32.020

SS

Big end bearing shell
supplied as spare parts

S

1.875

÷ 1.884

Small end bush - housing

0.08

÷ 0.135

Piston pin - bush

0.014

÷ 0.03

Piston rings

0.254

÷ 0.508

ENGINES 8140.43R/B/S/N

43

D

AILY

Base - May 2004

8140.43R.43XX
8140.43R.44XX

ID/TCA

8140.43B.43XX
8140.43B.44XX

ID/TCA

8140.43S.41XX
8140.43S.43XX
8140.43S.44XX

ID/TCA

8140.43N.43XX
8140.43N.44XX

ID/TCA

CYLINDER BLOCK AND CRANK MECHANISM COMPONENTS

mm

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 8140.43R/B/S/N

44

D

AILY

Base - May 2004

8140.43R.43XX
8140.43R.44XX

ID/TCA

8140.43B.43XX
8140.43B.44XX

ID/TCA

8140.43S.41XX
8140.43S.43XX
8140.43S.44XX

ID/TCA

8140.43N.43XX
8140.43N.44XX

ID/TCA

CYLINDER HEADS - VALVE GEAR

mm

∅ 1

Valve guide housings in the
cylinder heads

∅1

12.950

÷ 12.985

2

∅ 2

8.023

÷ 8.038

∅ 3

∅ 2

Valve guide

∅ 3

13.012

÷ 13.025

Valve guides and housings
in the cylinder heads

0.027

÷ 0.075

Valve guide

0.05 - 0.10 - 0.2

∅ 4

Valves:

∅ 4

7.985

÷ 8.000

∅ 4

α

7.985

÷ 8.000

60

° 15′ ± 7′ 30″

∅ 4

7.985

÷ 8.000

α

α

7.985

÷ 8.000

45

° 30′ ± 7′ 30″

Valve stem and its guide

0.023

÷ 0.053

Housing in head for valve
seat

∅1

42.125

÷ 42.175

∅ 1

∅1

37.380

÷ 37.415

2

Outside diameter of valve
seat; angle of valve seat in

li d

h d

g

cylinder head:

∅ 2

44.245

÷44.260

α

60

° ± 5′

α

∅ 2

37.495

÷ 37.510

α

37.495

÷ 37.510

45

° ± 5′

X

1.2

÷ 1.5

X Recessing of valve X

1

÷ 1.3

Between valve
seat and head

0.070

÷ 0.135

seat and head

0.080

÷ 0.130

Valve seats

-

ENGINES 8140.43R/B/S/N

45

D

AILY

Base - May 2004

8140.43R.43XX
8140.43R.44XX

ID/TCA

8140.43B.43XX
8140.43B.44XX

ID/TCA

8140.43S.41XX
8140.43S.43XX
8140.43S.44XX

ID/TCA

8140.43N.43XX
8140.43N.44XX

ID/TCA

CYLINDER HEADS - VALVE GEAR

mm

Valve outside spring
height:
free height

H

52

H

H 1

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

X

Injector protrusion

X

3.7

÷ 4.3

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

H

Cam lift:

H

H

9.5

H

10.5

 

 

 

 

 

 

 

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