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.
Lubricate the front cover and the crankshaft front seal inner lip with clean engine oil.
Fig 1: Installing Crankshaft Front Seal
Courtesy of FORD MOTOR CO.
Install the crankshaft front seal using the special tool.