Here is J.S. Bach's Sinfonia #10 in G Major. I wasn't quite able to get it up to the Glenn Gould tempo. In the end I decided I'd rather sacrifice clarity for speed. I've been working on speed again lately so it is possible I will revisit this composition in the future.
To check out my complete playlist of Bach recordings click here:
J.S. Bach Three-Part Sinfonias Playlist
J.S. Bach Two-Part Inventions Playlist