3m Bristle Disc White 120 Grit 4.5" Paint Rust Removal on 2040-parts.com

Chevy, Buick-GMC bosses out at GM

The brand heads of Buick-GMC and Chevrolet are leaving General Motors Co., continuing a management upheaval sparked by the Dec. 1 ouster of CEO Fritz Henderson. Buick-GMC head Michael Richards, who left Ford Motor Co.

One Lap of the Web: Elon Musk's Hyperloop, Greenwich Concours and a Model T

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. The 2013 Porsche Rennsport Australia went off over Memorial Day weekend at Sydney Motorsports Park and motorsportretro.com has full gallery of pictures.

John Entwistle’s Rolls Royce Silver Shadow ESTATE up for grabs

John Entwistle’s Rolls Royce Silver Shadow Shooting Brake (pictured) up for sale Rolls Royce has never made an estate car – or Shooting Brake, as posh estates (and modern wannabes) tend to be badged – but that hasn’t stopped well-heeled owners from Maharajahs to rock stars turning Rolls Royces in to hunting and shooting transport for almost a hundred years. Taking the finest creations of Rolls and turning them in to a bespoke shooting brake is not a cheap hobby, but if you fancy a bit of gentrified rock ‘n’ roll history, Bonham’s have got The Ox’s (that’s John Entwistle, the Who bassist, for the younger readers) customised Silver Shadow Shooting Brake up for grabs. The Ox had the Rolls turned in to a Shooting Brake by an unknown coachbuilders back in the 1980s to carry his Irish Wolfhounds, and when he died as a result of a bit to much nose candy his Rolls Royce Shooting Brake was bought by the current owner from Entwistle’s wife.