Ford 2003 Mustang Workshop Manual page 1715

wetness, or four minutes, whichever is longer. Failure to follow this procedure may result in
future oil leakage.
Apply silicone gasket and sealant at the rear oil seal retainer-to-cylinder block sealing surface.
4. Install the oil pan and gasket and loosely install the bolts.
5. Tighten the bolts in the sequence shown in three stages.
Stage 1: Tighten to 2 Nm (18 lb-in).
Stage 2: Tighten to 20 Nm (15 lb-ft).
Stage 3: Tighten an additional 60 degrees.