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

GM weighs moving next GMC Sierra upscale

General Motors will do more to differentiate the GMC Sierra from the Chevrolet Silverado when redesigned versions of the pickups go on sale in the first half of 2013. Sierra models may get a longer list of standard equipment and a higher sticker price than comparable Silverados, Mark Reuss, GM president of North America, said in an interview at the Detroit auto show. A similar strategy has proved successful in differentiating GMC's Terrain and Yukon models from Chevrolet's Equinox, Tahoe and Suburban.

Audi unveils armored A8L Security

While unveiling the Allroad E-Tron Shooting Brake at the Detroit Auto Show, Audi also quietly debuted the A8L Security version of its new range-topping sedan this week, armored to the highest level of ballistic protection for passenger cars. The A8L Security is based on the facelifted version of Audi's third-generation A8 sedan, and this armored version will be available both with Audi 4.0 TFSI V8 engine and the 6.0-liter W12. Audi set out to design the current A8L with building an armored version in mind, as opposed to the first-generation A8 of the 1990s which was not offered in Security specification until very late in the product cycle.

Saab files for reorganization, seeks $1 billion to survive

Saab is seeking $1 billion (793 million euros) to be self-financing, the company said on Friday after it filed for reorganization under a self-managed Swedish court process. The General Motors-owned Swedish brand said it will work "to create an independent business entity" and will concentrate production, design and engineering in Sweden. Saab said it would continue to operate as normal during the reorganization process, with GM and the Swedish government providing some support.