03-018-39
Engine, 4.6L (2V)
03-018-39
IN-VEHICLE SERVICE (Continued)
5 1 . Remove stud bolts retaining heater water hose to
RH cylinder head.
Part
Item
Number
1
N807381
2
18472
3
6010
4
6049
A
-
/"'
FRONT OF ENGINE
../
PERPENDICULAR
TO CENTER LINE OF
ENGINE
NOTE: POSITION HOSE
CLAMP AS SHOWN
VIEW A
A24302-A
Description
Stud Bolt (2 Req'd)
Heater Water Hose
Cylinder Blocks
Cylinder Head, RH
Tighten to 20-30 N·m ( 1 5-22
Lb-Ft)
52. NOTE: The lower rear bolt cannot be removed
due to interference with the A
I
C evaporator
housing ( 19850). Use a rubber band or similar
item to hold bolt away from cylinder blocks as
shown in the following illustration.
Remove 10 bolts retaining RH cylinder head to
cylinder blocks.
LOWER REAR
HEAD
BOLT
53.
Remove RH cylinder head.
A13835-B
54. If cylinder heads are to be replaced or serviced,
refer to Cylinder Head Disassembly and
Assembly in this Section.
Installation
1 . Clean cylinder head, intake manifold, valve cover
and cylinder block sealing surfaces as described
under Disassembly and Assembly. lf necessary,
check cylinder head and cylinder block flatness.
Refer to Section 03-00.
2.
NOTE: This step makes sure that all pistons
(6108) are below top of cylinder block deck face.
Rotate crankshaft counterclockwise 45 degrees.
CRANKSHAFT
KEYWAY
A13655-B
3.
Inspect cylinder head face surface for scratches
near coolant passage and combustion chambers.
4. Rotate crankshaft to a stable position where
valves do not extend below cylinder head face.
5.
Position new head gasket (6051 ) on cylinder
blocks.
6.
CAUTION: Cylinder head bolts must be
replaced with new bolts. They are
torque-to-yield designed and cannot be
reused.
Install lower rear cylinder head bolts and retain in
position with rubber bands or similar items as
described.
1997 Thunderbird, Cougar July 1996