I sprayed the area out with some brake cleaner. there wasn't a lot of oil in it really. The engine side wasn't to bad either but I cleaned it really well to promote the gasket sealing.
2004 FOCUS SVT w/JRSC & FFRP BBK #1709 of 1978
2000 FOCUS ZX3 (project car)
1987 MUSTANG GT 5.0