Expedition 4WD V8-281 4.6L SOHC (1998)
Completely loosen these bolts.
90.
Remove both cylinder heads. See Figure 46. Discard all cylinder head bolts.
91.
Remove and discard both cylinder head gaskets.
92.
On Romeo engines, proceed as follows:
^
Remove spark plugs from right cylinder head.
^
Remove camshaft sprocket from right side camshaft.
^
Remove Camshaft Holding Tool from right side camshaft.
^
Install camshaft sprocket on new right side camshaft. Do not final tighten retaining bolt at this time.
^
Remove spark plugs from left cylinder head.
^
Remove camshaft sprocket from left side camshaft.
^
Remove Camshaft Holding Tool from left side camshaft.
^
Install camshaft sprocket on new left side camshaft. Do not final tighten retaining bolt at this time.
^
Remove power steering reservoir bracket and CHT sensor from left cylinder head.
93.
On 4.6L and 5.4L Windsor engines, proceed as follows:
^
Remove Camshaft Holding Tools from both camshafts.
^
Remove power steering reservoir bracket and Cylinder Head Temperature sensor from left cylinder head.
^
Remove all eight (8) spark plugs from cylinder heads.
94.
Clean the following gasket surfaces:
^
Cylinder block to cylinder head.
^
Engine front cover.
^
Water pump.
