Dodge Ram Truck 1500-2500-3500. Manual — part 1347

HYDRAULIC TAPPETS

DESCRIPTION

SPECIFICATION

Metric

Standard

Body Diameter

21.387 - 21.405 mm

0.8420 - 0.8427 in.

Clearance (To Bore)

0.020 - 0.063 mm

0.0007 - 0.0024 in.

Dry Lash

3.0 mm (at the valve)

0.1181 in.

VALVES

DESCRIPTION

SPECIFICATION

Face Angle

45.0° - 45.5°

Head Diameter

Intake

50.67 - 50.93 mm

(1.99 - 2.00 in.)

Exhaust

39.27 - 39.53 mm

(1.54 - 1.55 in.)

Length (Overall)

Intake

123.38 - 123.76 mm

(4.857 - 4.872 in.)

Exhaust

120.475 - 120.855 mm

(4.743 - 4.758 in.)

Stem Diameter

Intake

7.935 - 7.953 mm

(0.312 - 0.313 in.)

Exhaust

7.905 - 7.925 mm

(0.311 - 0.312 in.)

Stem - to - Guide Clearance

Intake

0.022 - 0.065 mm

(0.0008 - 0.0025 in.)

Exhaust

0.050 - 0.095 mm

(0.0019 - 0.0037 in.)

Valve Lift ( @ Zero Lash)

Intake

12.0 mm (0.472 in.)

Exhaust

11.70 mm (0.460 in.)

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ENGINE - 5.7L - SERVICE INFORMATION

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VALVE SPRING

DESCRIPTION

SPECIFICATION

Spring Force (Valve Closed)

Intake and Exhaust

418.0 N +/- 30.0 N @ 46 mm
(93.0 lbs +/- 7.0 lbs. @ 1.811 in.)

Spring Force (Valve Open)

1077.0 N +/- 47.0 N @ 33.6 mm.

Intake and Exhaust

( 242.0 lbs. +/- 11 lbs. @ 1.322 in. )

Free Length (approx)

57.3 mm (2.256 in.)

Number of Coils

Intake and Exhaust

7.4

Wire Diameter

Intake and Exhaust

5.39 × 4.52 mm

(0.212 - 0.177 in.)

Installed Height (Spring Seat to Bottom of Retainer)

Intake and Exhaust

46.0 mm (1.81 in.)

OIL PUMP

DESCRIPTION

SPECIFICATION

Clearance Over Rotors (MAX)

0.095 mm (0.0038 in.)

Outer Rotor to Pump Body Clearance (MAX)

.235 mm (.009 in.)

Tip Clearance Between Rotors (MAX)

0.150 mm (0.006 in.)

OIL PRESSURE

SPECIFICATION

SPECIFICATION

At Curb Idle Speed (MIN)*

25 kPa (4 psi)

@ 3000 rpm

170 - 758 kPa (25 - 110 psi)

* CAUTION: If pressure is zero at curb idle, DO NOT run engine

DR/DH

ENGINE - 5.7L - SERVICE INFORMATION

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TORQUE

TORQUE CHART 5.7L ENGINE

DESCRIPTION

N·m

Ft.

In.

Lbs.

Lbs.

Block Pipe Plugs
(1/4 NPT)

20

—

177

(3/8 NPT)

27

—

240

Camshaft Sprocket—Bolt

122

90

—

Camshaft Tensioner Plate—Bolts

28

—

250

Timing Chain Case Cover—Bolts

28

—

250

Lifting Stud

55

40

—

Connecting Rod Cap—Bolts

21

plus 90° Turn

15

plus 90° Turn

—

Main Bearing Cap—Bolts
M-12

27

plus 90° Turn

—

—

Crossbolts
M-8

28

—

—

Cylinder Head—Bolts
M-12 Bolts

Step 1

34

25

—

Step 2

54

40

—

Step 3

Turn 90°

Turn 90°

—

M-8 Bolts

—

Step 1

20

15

—

Step 2

34

25

—

Cylinder Head Cover—Bolts

8

—

70

Exhaust Manifold to Cylinder Head

25

—

220

Flexplate to crankshaft—Bolts

95

70

—

Flywheel to crankshaft—Bolts

75

55

—

Front Insulator—Through bolt/nut

95

70

—

Front Insulator to Support Bracket

—Stud Nut (4WD)

41

30

—

—Through Bolt/Nut (4WD)

102

75

—

Front Insulator to Block—Bolts (2WD)

95

70

—

Generator—Mounting Bolt

55

40

—

Intake Manifold—Bolts

Refer to Procedure

Lifter Guide Holder

12

—

106

Oil Pan Bolts

12

-

105

Oil Dipstick Tube

12

—

105

Oil Pan—Drain Plug

34

25

—

Oil Pump—Attaching Bolts

28

—

250

Oil Pump Pickup Tube – Bolt and Nut

28

—

250

Rear Seal Retainer Attaching Bolts

15

—

132

Rear Insulator to Bracket—

68

50

—

Through-Bolt (2WD)

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ENGINE - 5.7L - SERVICE INFORMATION

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DESCRIPTION

N·m

Ft.

In.

Lbs.

Lbs.

Rear Insulator to Crossmember

41

30

—

Support Bracket—Nut (2WD)

Rear Insulator to Crossmember—

68

50

—

Nuts (4WD)

Rear Insulator to Transmission—

68

50

—

Bolts (4WD)

Rear Insulator Bracket—Bolts

68

50

—

(4WD Automatic)

Rear Support Bracket to

41

30

—

Crossmember Flange—Nuts

Rear Support Plate to Transfer

41

30

—

Case—Bolts

Rocker Arm—Bolts

22

—

195

Spark Plugs

—

—

—

Thermostat Housing—Bolts

28

—

250

Throttle Body—Bolts

12

—

105

Transfer Case to Insulator

204

105

—

Mounting Plate—Nuts

Transmission Support Bracket—

68

50

—

Bolts (2WD)

Vibration Damper—Bolt

176

129

—

Water Pump to Timing Chain

28

—

250

Case Cover—Bolts

DR/DH

ENGINE - 5.7L - SERVICE INFORMATION

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