If only they finished surfacing that road to Muirkirk Colin. I love the road from Sanquar to Elvanfoot via the Dalveen Pass. Also like the road going through the Galloway Forest, although last time I was through there it had been resurfaced with loose chippings. The road out of Carsphairn is also a pretty good wee road.
We need to get a ride out at some point mate. Sounds as though you use must the same roads as myself anyway.