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

2010 BMW X6 M: Fast and fun--whatever the heck it is

Barreling around the racetrack, there's little lean entering the corners, plenty of thrust on exit and a monster amount of grip everywhere, and if it feels taxed at all, it's ever so briefly as the nose aims left and up from turn five for the steep climb out of the esses. Road Atlanta is plain ol' fast, and the BMW X6 M does well to keep pace, spilling gobs of power all over the track, blazing down the long back straight to nearly 140 mph, maneuvering like no two-and-half-ton pile of metal should. It's exhilarating stuff, to be sure, only we're left asking very many questions, and all of them are: Why?

San Marino Motor Classic celebrates its third year

There may be more car collections hidden in Southern California garages, hangars and warehouses than anywhere else in the world, and Aaron Weiss knows almost all of the collectors. Weiss, along with co-founders Ben Reiling, Paul Colony and a large contingent of car-crazy compatriots and sponsors, put together the third annual San Marino Motor Classic on June 9 with 250 cars ranging from grand tourers to a Wells Fargo stage coach hauling guests around the show. “It's the best of the public and private collections in the Los Angeles area,” said emcee Ed Justice Jr., president of industry products company Justice Brothers.

Lamborghini set sales record despite decline in U.S.

Lamborghini sales in the United States fell in 2008, but the brand still had a record year worldwide, said president Stephan Winkelmann. "We balanced sales in the Middle East, China and Southeast Asia with the drop in the United States," he said. Lamborghini sold 741 cars in the United States in 2008, down 20.3 percent compared with 2007.