Engine Valve Cover Gasket Set Fel-pro Vs 50779 R on 2040-parts.com

One Lap of the Web: The Economist talks cars, Maria Sharapova's Porsche and crazy bikers

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. -- Have you ever seen two motorcycles going wheel-to-wheel at 200 mph in the rain?

Manufacturers report 2013 sales boom

CAR MANUFACTURERS are reporting strong surges in sales for 2013, with one mainstream brand up by more than 55%. So far Ford, Vauxhall, Skoda, MG, Lexus, Renault, Audi and Mercedes have all reported excellent sales performance, with Mercedes having passed the 100,000 registrations per year mark for the first time in the UK. Largely thanks to the introduction of the Dacia brand this year, the Renault Group has seen a 55.3% rise in sales, to 63,319 units.

Mercedes SL63 and SL65 AMG (2008): first official pictures

By Ben Pulman First Official Pictures 08 February 2008 10:44 SL63 AMG. Remember the name, because it’s what Lewis Hamilton will be looking at all year. Mercedes has let its in-house tuners AMG loose on the recently facelifted SL, and the result is not one but two supercar baiters.