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

Ironman Stewart retires, sells all

The off-road racing accomplishments of Ivan "Ironman" Stewart might never be matched: 82 major wins in desert racing, 17 of them in the crash-and-bang Mickey Thompson stadium series, three Baja 1000s and others too numerous to squeeze in here over a career that spanned 30 years. The thing that really sets him apart is that, while competitors shared driving duties over the long desert courses, Stewart did the vast majority of them alone, with no relief drivers--just him and the dirty, dusty desert. But even legends want to retire someday.

Brits take the world steam land speed record – twice +video

The British Steam Car Challenge team has set a new land speed record for a steam car at 148.308mph All of which tends to suggest – admirable though the achievement is – that steam technology has not moved on much in 100 years. An improvement of around 1mph a decade. Still, a challenge is a challenge, and the team on the British Steam Car Challenge rose to the occasion.

McLaren on track to launch MP4 in U.S. in '11

McLaren's plan to launch the 200-mph MP4 supercar in the United States and Canada in mid-2011 are on course, says the newly appointed boss of North American operations. Tony Joseph, McLaren's regional director for North America, says rumors that the North American launch of the MP4 is being delayed are untrue. “There is no validity in that story whatsoever,” he says.