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

Hyundai Equus price starts at $58,900

The 2011 Hyundai Equus sedan--the flagship of the Korean automaker's growing lineup--gets a base sticker price of $58,900, including shipping charges. That base price is for the Equus Signature trim level. There also is an Equus Ultimate trim that includes niceties such as reclining rear seats, an entertainment system and a refrigerator in the rear console--priced at $65,400.

Daimler considers building Mercedes C-class in U.S.

Daimler AG could move some production of the Mercedes-Benz C-class to the United States from Germany, a German newspaper reported Wednesday. The Stuttgarter Zeitung said some C-class production could be transferred to the carmaker's plant in Vance, Ala., from Sindelfingen, near Stuttgart, as part of a wider production shakeup planned by Daimler to reduce costs. In the future, the C-class sedan could be built in three locations: Bremen, Germany; Vance, Ala., and in China, the newspaper said.

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?