Dodge Nitro. Manual - part 75

 

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Dodge Nitro. Manual - part 75

 

 

Fig. 41: Installing P/S Pump 
Courtesy of CHRYSLER LLC 

31. Install the P/S pump (2). 

Fig. 42: Installing A/C Lines 
Courtesy of CHRYSLER LLC 

32. Install the A/C lines (1,3).  

33. Evacuate and recharge air conditioning.  

34. Install the hood. 

 

2007 Dodge Nitro R/T 

2007 ENGINE 4.0L - Service Information - Nitro

  

Fig. 43: Removing Battery Cable 
Courtesy of CHRYSLER LLC 

35. Connect the negative battery cable (2).  

36. Start engine and run until operating temperature is reached.  

37. Check all fluid levels and properly fill.  

SPECIFICATIONS 

TORQUE SPECIFICATIONS 

TORQUE SPECIFICATIONS 

DESCRIPTION 

N.m 

Ft. Lbs. 

In. Lbs. 

Camshaft Sprocket Bolt Right Side

102 +1/4 

Turn

75 +1/4 

Turn

-

Camshaft Sprocket Bolt Left Side

102 +1/4 

Turn

75 +1/4 

Turn

-

Camshaft Thrust Plate Bolts

28

-

250

Connecting Rod Cap Bolts

27 +1/4 

Turn

20 +1/4 

Turn

-

Crankshaft Main Bearing Cap

-

-

-

Inner Main Cap Bolts

20 +1/4 

Turn

15 +1/4 

Turn

-

Outer Main Cap Bolts

27 +1/4 

Turn

20 +1/4 

Turn

-

Tie Bolts (Horizontal)

28

-

250

Crankshaft Damper-Bolt

95

70

-

Cylinder Head Bolts*

-

-

-

 

2007 Dodge Nitro R/T 

2007 ENGINE 4.0L - Service Information - Nitro

  

4.0L ENGINE - SPECIFICATIONS 

Step 1

61

45

-

Step 2

88

65

-

Step 3

88

65

-

Step 4 +1/4 Turn

+1/4 Turn

-

*Refer to procedure for tightening sequence. See INSTALLATION.
Cylinder Head Cover Bolts

10

-

90

Exhaust Manifold to Cylinder Head Bolts

28

-

250

Exhaust Manifold Heat Shield Bolts

12

-

105

Flex plate to Crankshaft

95

70

-

Flex plate to Torque Converter

75

55

-

Intake Manifold - Lower

28

-

250

Intake Manifold - Upper

12

-

105

Left Engine Mount to Cradle

75

55

-

Oil Cooler Connector Bolt

54

40

-

Oil Pan

-

-

-

M6 Bolts

12

-

105

M8 Bolts

28

-

250

Oil Pan Drain Plug

27

20

-

Oil Filter

16

12

-

M8 Oil Pump to Block Bolts

28

-

250

M6 Oil Pump Cover Bolts

12

-

105

Oil Pump Pick Up Tube Bolt

28

-

250

Windage Tray

28 + 90°

20 + 90°

-

Crankshaft Rear Seal Retainer

12

-

105

Right Engine Mount to Cradle

75

55

-

Rocker Shaft Pedestal Retaining Bolts

31

-

275

Spark Plugs

28

20

-

Timing Belt Tensioner Bolts

28

-

250

Timing Belt Tensioner Pulley Assembly Bolt

61

45

-

Timing Belt Cover

-

-

-

M6 Bolts

12

-

105

M8 Bolts

28

-

250

M10 Bolts

54

40

-

Upper Engine Mount to Frame Rail

68

50

-

Upper Engine Mount to timing Cover

54

40

-

DESCRIPTION 

SPECIFICATION 

Type

60° SOHC V-6 24-Valve

Displacement

4.0L

 

2007 Dodge Nitro R/T 

2007 ENGINE 4.0L - Service Information - Nitro

  

CYLINDER BLOCK 

PISTONS 

PISTON PINS 

PISTON RINGS 

Firing Order

1-2-3-4-5-6

Compression Ratio

10:2:1

Lead Cylinder

#1 Right Bank

 

Metric 

Standard 

Displacement

4.0L Liters

244 cu. in.

Bore

96.0 mm

3.780 in.

Stroke

91.0 mm

3.583 in.

DESCRIPTION 

SPECIFICATIONS 

Metric 

Standard 

Cylinder Bore Diameter

96.0 mm ± 0.0076

3.780 in. ± 0.0003 in.

Out-of-Round (Max.)

0.006 mm

0.00023 in.

Taper (Max.)

0.051 mm

0.002 in.

DESCRIPTION 

SPECIFICATIONS 

Metric 

Standard 

Material Type

Aluminum (Full Floating Pins)

Piston Diameter

95.98 mm ± 0.019 mm

3.7788 in. ± 0.0008 in.

Clearance at Size Location

-0.007 to +0.047 mm

-0.003 to +0.0018 in.

Piston Weight - A

374.4-379.4 grams

13.21-13.38 oz.

Piston Weight - B

379.5-384.4 grams

13.38-13.56 oz.

Piston Ring Groove Diameter #1

87.4-87.6 mm

3.441-3.449 in.

Piston Ring Groove Diameter #2

86.3-86.5 mm

3.397-3.4055 in.

Piston Ring Groove Diameter #3

86.5-86.7 mm

3.406-3.413 in.

DESCRIPTION 

SPECIFICATIONS 

Metric 

Standard 

Type

Full Floating

Clearance in Piston

0.005-0.015 mm

0.002-0.0006 in.

Clearance in Rod

0.007-0.018 mm

0.0003-0.007 in.

Diameter

21.997-22.000 mm

0.8662-0.8660 in.

DESCRIPTION 

SPECIFICATIONS 

Metric 

Standard 

Ring Gap-Top Compression Ring

0.20-0.36 mm

0.008-0.014 in.

Ring Gap-2nd Compression Ring 

(Micro-Napier

0.20-0.40 mm

0.0078-0.0157 in.

 

2007 Dodge Nitro R/T 

2007 ENGINE 4.0L - Service Information - Nitro

  

 

 

 

 

 

 

 

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