Tiger at BBG South? Perhaps just a smidge above your desired grade.
Here's a good candidate surrounded by plenty of other stuff to do.http://peakbouldering.info/areas/1-eastern-grit/crags/37-burbage-south-valley/boulders/170-the-brick/problems/757-steep-arete#.WfhyNHKDOAgYou can filter problems on peakbouldering.info to create a list of ones that might fit the bill.
Come to think of it the stuff on the Hairpin Boulder isn't exactly extensive, but it's not too high, has a good landing, there are a few 6s there and they're all pretty wall-style. And it's seconds from the car.