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

SAIC's Mobiliant wins 2013 LA Design Challenge

SAIC has been revealed as the winner of this year's LA Design Challenge. The Chinese carmaker's entry, a single-seat urban public transit vehicle, was declared the victor after intense judging sessions took place throughout the LA auto show's second press day. The panel – which included Tom Matano, executive director, School of Industrial Design at San Francisco's Academy of Art University, and Stewart Reed, chair of Transportation Design at Pasadena's Art Center College of Design – combed through the entries, discussing their merits and how closely they fit the brief, before hearing the teams' presentations in the afternoon.

Porsche Cayenne & Panamera HID headlights stolen for pot growing

A spate of thefts of Porsche Cayenne and Porsche Panamera HID headlights is blamed on pot growing amateurs. If you’ve ever owned a Porsche, you’ll know that changing a headlight bulb means removing the headlight assembly. Thankfully, Porsche has made that quite easy with a simple locking mechanism that takes just a turn to free the light.

CAR scoop: BMW and Toyota's joint sports car plot

BMW is buddying up with Toyota on an all-new sports car platform, set to underpin the replacements for the Z4, 6-series and GT86. The unlikely collaboration stems from an alliance that began in 2011, where BMW and Toyota agreed to co-develop next-generation lithium ion batteries, and for Toyota to use BMW’s fourpot diesels in its European cars. An engineering team is beavering away on the project, with the clock ticking: the suits want to outline the car’s specification before the end of 2013. What does BMW get out of the bargain?