Yamaha 40v 50h 1995+ Head Gasket Replaces 63d-11181-a2 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?

Fuel cell Hyundai powers ecosystem installation

IN AN UNUSUAL combination of motoring and gardening, car manufacturer Hyundai has created a design installation consisting of a aquaponics ecosystem powered by the emissions from its fuel-cell vehicle. Aquaponics is a sustainable method of farming that combines growing plants in water (hydroponics) and aquaculture (raising fish in tanks). Unlike any other fuel-powered vehicle, the hyrdrogen fuel cell ix35 emits nothing other than water when being driven.

CDN-GM Interactive Design Contest 2013 winners announced

In early December, the finalist entries from the CDN/GM Interactive Design Competition were put in front of the panel of judges from General Motors and Car Design News to determine the four winners of this year's internships with GM. This year, once again, the level of work was exceptional and made for a very difficult selection. We also saw the largest number of participants and entries ever, raising the stakes of an already highly competitive field.