Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

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.

New Range Rover Sport hits a BCA Auction for the first time

The New Range Rover Sport crosses the auction block for the first time Where do Land Rover dealers get their best used cars from? A closed Land Rover sale run by BCA for dealers where there’s the pick of used Land Rover and Range Rover models to choose from, that’s where. And at this week’s closed Land Rover auction at BCA in Nottingham the first examples of the new Range Rover Sport where on offer, and fetched strong prices.

Lamborghini Murcielago production ends

The last Lamborghini Murcielago - an LP670-4 - leaves Sant'Agata Despite the Lamborghini Jota (or Lamborghini LP700-4 as we may now have to call it) failing to make the Lamborghini stand at last month’s Paris Motor Show, the news that the last Lamborghini Murcielago has now rolled out of Sant’Agata is as clear a sign as there can be that Lamborghini’s new range-topper is just round the corner. The final Murcielago – an LP670-4 in Arancio Atlas with big wing – actually rolled off the production line in May. It was the 4,099th Murcielago to roll out of Sant’Agata, by far the biggest run of twelve-cylinder cars in Lamborghini’s history.