WARNING: This page is about a different car, the 2004 Mercury Mountaineer and 2004 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Make sure the motor mounting surfaces are clean.
Fig 1: Applying 3-mm (1/8-Inch) Bead Of Silicone Gasket And Sealant To Motor Mounting Surfaces On Case
Courtesy of FORD MOTOR CO.
Apply a 3-mm (1/8-inch) bead of silicone gasket and sealant to the motor mounting surfaces on the case.