Parts Master K8688 Pitman Arm on 2040-parts.com

Heifer fuel

Unlike most people, when Michael Doyle drives past a herd of cattle grazing in a field, he doesn't see future tenderloins or T-bones. He sees fuel. The company Doyle co-owns, North Star Biofuels, is about to start production of biodiesel at a new $15 million, 20,000-square-foot plant in Watsonville, Calif., about 60 miles south of San Francisco.

One Lap of the Web: 1956 Jaguar XK-140, CNG and bad-driver fines

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. -- A 1918 Sinclair gas station in New Orleans has been transformed into a 2000-square-foot vacation rental.

Concept Car of the Week: Honda J-VX (1997)

In 1997, in an effort to preserve its sporty image, Honda needed to bring new exciting models in its showrooms, to park alongside its mainstream Civics and the excellent but slow-selling NSX. The 1995 Integra Type-R proved a fun car to drive but lacked in personality compared to older models of the brand such as the bold CR-X. At the Tokyo motor show, Honda unveiled a prototype of what could be the sports car of the 21st century while also capturing the essence of the iconic CR-X.