My '95 V6/ATX liked to cruise right around 70-72...any higher than that and the secondaries would crack open and fuel efficiency took a dive, especially in the high 70s. I cruise my '97 MTX at about 72 also, and it gets reaaaally good mileage there.
"Think of it, if you like, as a librarian with a G-string under the tweed." Clarkson on the Mondeo.
