Suspect the water pump failing. Grab the water pump pulley and see if it wobbles, indicating a failed bearing, or listen closely while the engine is running, to locate the noise.
If you want to find a specialist, here's a directory link for you:
...oises that echo off the road, but when I make one right turn (always the same place) I get the grinding noise. Now, the tie rods and ball joints have always been greased and I checked them out, they are i...