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

One Lap of the Web: Humvees, abandoned Ferraris and a Volvo collection

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. -- Auto Blog drives a military Humvee that's fully armored for duty in combat zones, weighing in at 14,400 pounds.

BMW Guggenheim Lab

With many surveys suggesting the world's automobile buyers are growing younger and more urban, saavy automobile companies are rushing to show their concern with cities, the future - and the future of cities. In New York City recently, black Audi A8s recently ferried 'influencers' to the Lower East Side area around the New Museum to attend an Audi supported Urban Future Initiative part of the area's Festival of Ideas. The Volkswagen Group and the Museum of Modern Art promise a major announcement of future cooperation, on May 23, and BMW recently announced that it is supporting the Guggenheim Museum in a six-year, nine-city endeavor called the BMW Guggenheim Lab.

2013 Mercedes-Benz GL63 AMG packs 550 hp

Mercedes-Benz is adding a fire-breathing AMG variant of the GL sport-utility vehicle for the first time for 2013. The people hauler will pack a biturbo 5.5-liter V8 rated at 550 hp and 560 lb-ft of torque. Code-named M157, it's capable of propelling the ute to 60 mph in 4.9 seconds en route to an electronically limited top speed of 155 mph.