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

Pirelli and Michelin score highest in J. D. Power satisfaction study

Pirelli's high- and ultra-high-performance tires scored highest in the sport segment of the 2010 J. D. Power and Associates tire customer-satisfaction study with an index score of 742.

Volkswagen hits back, weighs making a bid for Porsche

Volkswagen is considering an audacious reverse-takeover bid for its majority shareholder, Porsche, in a twist in the drawn-out struggle for control between the two German carmakers. The Volkswagen Group's supervisory board is said to be weighing the possibility of purchasing Porsche AG, in a move that would relieve its holding company, Porsche SE, of massive debt that industry analysts suggest the company may not be able to fund should the world's financial crisis drag on well into 2010--a scenario put forward this week by the International Monetary Fund. The secret plan emerged as shareholders were set to convene at Volkswagen's annual meeting on Thursday, and it comes after Porsche revealed that it is carrying some 9 billion euros ($11.73 billion) in debt, most of it owing to interest on loans taken out to purchase its 50.8 percent stake in VW.

Tesla touts top sales at Detroit auto show

Tesla credits the "exceptional cold weather performance" of its Model S for 20 percent-higher-than-expected Q4 sales of 6,900 units, bringing total Model S sales worldwide to 25,000 so far. In fact, Tesla says its sedan does so well in the snow that the rear wheels are the only ones that need any torque. "This car performs outstandingly in winter conditions," said Tesla vp of vehicle engineering Chris Porritt in a video released the day of the Detroit Auto Show.