Chrysler DODGE D150 1993 Service Manual page 626

• 3.9L ENGINE 9 - 21
(25) Lower the vehicle.
(26) On automatic transmission vehicles, discon­
nect the engine from the torque converter drive
plate. On manual transmission vehicles, move engine
forward until drive pinion shaft clears the clutch
disc. Remove engine from engine compartment.
(27) Install engine assembly on engine repair
stand.
INSTALLATION
(1) Remove engine from the repair stand and posi­
tion in the engine compartment.
(2) Install engine support fixture.
(3) Raise and support the vehicle on a hoist.
(4) A U T O M A T I C T R A N S M I S S I O N :
(a) Position the torque converter and drive plate.
Install torque converter drive plate bolts. Tighten
the bolts to 31 Nnn (270 in. lbs.) torque.
(b) Install the engine front mounts.
(c) Install bell housing bolts. Tighten the bolts to
41 N-m (30 ft. lbs.) torque.
(d) Remove C-clamp.
(e) Install the inspection plate.
(5) M A N U A L T R A N S M I S S I O N :
(a) Position the drive pinion shaft to the clutch
disc.
(b) Connect the clutch release mechanism and
install the transmission to clutch bolts. Tighten the
bolts to 68 N-m (50 ft. lbs.) torque.
(c) Install the engine front mounts.
(6) Remove transmission support.
(7) Install exhaust pipe to manifold.
(8) Lower the vehicle.
(9) Remove engine lifting fixture.
(10) Install the generator (refer to Group 8B, Bat­
tery/Starter/Generator Service).
(11) Install starter motor (refer to Group 8B, Bat­
tery/Starter/Generator Service).
(12) Connect power steering hoses, if equipped.
(13) Connect air conditioning hoses.
(14) Evacuate and charge the air conditioning sys­
tem, if equipped (refer to Group 24, Heater and Air
Conditioning for service procedures).
(15) Using a new gasket, install MPI throttle body.
Tighten the throttle body bolts to 23 N-m (200 in.
lbs.) torque.
(16) Connect the accelerator linkage.
(17) Connect the starter wires.
(18) Connect the oil pressure wire.
(19) Install the distributor cap and wiring.
(20) Connect the vacuum lines.
(21) Connect the fuel lines.
(22) Install the radiator (refer to Group 7, Cooling
System). Connect the radiator hoses and heater
hoses.
(23) Install fan shroud in position.
(24) Fill cooling system (refer to Group 7, Cooling
System for the proper procedures).
(25) Install the air cleaner.
(26) Install the battery.
(27) Warm engine and adjust.
(28) Install hood and line up with the scribe
marks.
(29) Road test vehicle.
CYLINDER HEAD COVER
A steel backed silicon gasket is used with the cyl­
inder head cover (Fig. 1). This gasket can be used
again.
CYLINDER HEAD
COVER GASKET \
J 9 2 0 9 - 1 0 4
Fig. 1 Cylinder Head Cover Gasket
REMOVAL
(1) Disconnect the negative cable from the battery.
(2) Disconnect closed ventilation system and evap­
oration control system from cylinder head cover.
(3) Remove cylinder head cover and gasket. The
gasket may be used again.
CLEANING
Clean cylinder head cover gasket surface.
Clean head rail, if necessary.
INSPECTION
Inspect cover for distortion and straighten, if nec­
essary.
Check the gasket for use in "head cover installation.
If damaged, use a new gasket.
INSTALLATION
(1) The cylinder head cover gasket can be used
again. Install the gasket onto the head rail.
(2) Position the cylinder head cover onto the gas­
ket. Tighten the bolts to 11 N-m (95 in. lbs.) torque.
(3) Install closed crankcase ventilation system and
evaporation control system.
(4) Connect the negative cable to the battery.
ROCKER ARMS
REMOVAL
(1) Disconnect spark plug wires by pulling on the
boot straight out in line with plug.
(2) Remove cylinder head cover and gasket.