AN
ENGINE 3.9L (Continued)
tor bolts. Separate engine from insulator by removing
upper nut washer assembly and bolt from engine
support bracket.
• RIGHT SIDE—Remove 2 bracket to axle (dis-
connect housing) bolts and 1 bracket to bell housing
bolt. Separate engine from insulator by removing
upper nut washer assembly and bolt from engine
support bracket.
(24) Lower the vehicle.
(25) On automatic transmission vehicles, discon-
nect the engine from the torque converter drive plate.
On manual transmission vehicles, move engine for-
ward until drive pinion shaft clears the clutch disc.
Remove engine from engine compartment.
(26) Install engine assembly on engine repair
stand.
INSTALLATION
(1) Remove engine from the repair stand and posi-
tion in the engine compartment.
(2) Install an engine support fixture.
(3) Raise and support the vehicle on a hoist.
(4) Install transmission.
(5) Install the front engine mounts (Refer to 9 -
ENGINE/ENGINE MOUNTING/FRONT MOUNT -
INSTALLATION).
(6) Install exhaust pipe to manifold.
(7) Lower the vehicle.
(8) Remove engine lifting fixture.
(9) Install the generator (Refer to 8 - ELECTRI-
CAL/CHARGING/GENERATOR - INSTALLATION).
(10) Install starter motor (Refer to 8 - ELECTRI-
CAL/STARTING/STARTER MOTOR - INSTALLA-
TION).
(11) Connect power steering hoses, if equipped.
(12) Connect air conditioning hoses.
(13) Evacuate and charge the air conditioning sys-
tem, if equipped (Refer to 24 - HEATING & AIR
CONDITIONING/PLUMBING/REFRIGERANT
STANDARD PROCEDURE).
(14) Using a new gasket, install throttle body
(Refer to 14 - FUEL SYSTEM/FUEL INJECTION/
THROTTLE BODY - INSTALLATION).
(15) Connect the accelerator linkage (Refer to 14 -
FUEL
SYSTEM/FUEL
CONTROL CABLE - INSTALLATION).
(16) Connect the starter wires.
(17) Connect the oil pressure sensor wire.
(18) Install the distributor cap and wiring.
(19) Connect the vacuum lines.
(20) Connect the fuel supply line (Refer to 14 -
FUEL SYSTEM/FUEL DELIVERY/QUICK CON-
NECT FITTING - STANDARD PROCEDURE).
(21) Install the radiator (Refer to 7 - COOLING/
ENGINE/RADIATOR - INSTALLATION). Connect
the radiator hoses and heater hoses.
INJECTION/THROTTLE
(22) Install fan shroud in position.
(23) Fill cooling system (Refer to 7 - COOLING -
STANDARD PROCEDURE).
(24) Install the air cleaner, resonator assembly and
air in-let hose. Tighten clamps to 4 N·m (35 in. lbs.).
(25) Install the battery.
(26) Warm engine and adjust.
(27) Install hood and line up with the scribe
marks.
(28) Road test vehicle.
SPECIFICATIONS
TORQUE
TORQUE CHART 3.9L ENGINE
DESCRIPTION
Camshaft Sprocket—Bolt
Camshaft Thrust
Plate—Bolts
Timing Chain Case
Cover—
Bolts
Connecting Rod
Cap—Bolts
Main Bearing Cap—Bolts
Crankshaft Pulley—Bolts
Cylinder Head—Bolts
Cylinder Head Cover—
Bolts
-
Engine Support Bracket
to Block (4wd)—Bolts
Exhaust Manifold to
Cylinder
Head—bolts/nuts
Flywheel—Bolts
Front Insulator—through
Bolts
Front Insulator to
Support
Bracket (4wd)
—Stud Nut
—Through Bolt/Nut
Front Insulator to Block—
ENGINE 3.9L
N·m
In.
Lbs.
68
—
24
210
41
—
61
—
115
—
24
210
Step 1
68
—
Step 2
143
—
11
95
41
—
34
—
75
—
95
—
41
—
102
—
95
—
9 - 75
Ft.
Lbs.
50
—
30
45
85
—
50
105
—
30
25
55
70
30
75
70