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

Chevrolet Camaro Convertible (2011) first pictures

Chevrolet has shown its new Camaro Convertible ahead of the Los Angeles auto show tomorrow. No great shakes: it takes the stylish coupe and chops the top. There's a 308bhp V6 or the 420bhp V8, and prices kick off around $30,000.

Listen: Upcoming Ford Focus ST to employ sound symposer

While BMW employs a digitally sanitized/perfected sound file to give M5 owners the proper sense of aggro urgency when motoring at pace, Porsche went a little more organic with its employment of a sound symposer to feed the 911's flat-six growl into the cabin of the extra-refined 991. Essentially, the sound symposer is an electrically controlled diaphragm in a tuned sound tube that brings the proper engine noises into the passenger compartment. It can be opened and closed by the car's onboard electronics to offer snarl when you want it and serenity when you don't.

French government vows Renault reform after meeting with Ghosn

The French government will see to it that the individuals responsible for the now debunked Renault SA espionage affair are dealt with, the Finance and Industry ministers said in a statement. "The ministers underscored that they will pay close attention to organizational reform and individual responsibility (at Renault) based on the result of the audit," Finance minister Christine Lagarde and Industry Minister Eric Besson said in a joint statement after meeting with Renault CEO Carlos Ghosn on Thursday. The French state, which owns 15 percent of Renault, has called for a thorough investigation into discredited claims that three Renault executives were spying on the carmaker, possibly for a foreign government.