The following parts need to be purchased for replacement: V6 Engine: Air Chamber Gasket.
V6 Engine
Tightening the intake manifold mount
Remove the air chamber, see p. 19.

Tighten the intake manifold mounting bolts in the specified sequence to a torque of 25 Nm. To tighten bolt No.4, you need a special FORD tool 214379. If this tool is not available, you need to remove the ignition distributor, see p. 48.
If removed, install the ignition distributor.
Install the air chamber, see p. 19.