1978-1987 Chevy El Camino Rear Side Glass Windows Drivers Side on 2040-parts.com

AutoWeek office swag: Mazda rotary-engine keychain with realistic motion

When I got the keys to our long-term 2011 Mazda 5 last week, they came with a surprise--this aluminum-and-brass keychain in the shape of a rotary-engine housing, complete with moving rotor. The rotor doesn't just rattle around or spin in a circle. Thanks to a thumbwheel on the back of the housing, coupled with a timing gear and offset crank journal, the thing actually moves in an approximation of epitrochoidal motion just like a real Wankel.

Concept Car of the Week: Ford Synergy 2010 (1996)

In the early 1990s, the US government instigated the Partnership for a New Generation of Vehicles research program (PNGV). This brought Ford, GM and Chrysler together to collaborate in developing cars that could achieve up to 80mpg, and be ready to market by 2003. While working on the PNGV, in 1996 Ford introduced the Synergy 2010, featuring the firm's 'New Edge' design that debuted a year earlier with the GT90 concept.

Mercedes SLM AMG – the mid-engined baby SLS

The Mercedes SLM AMG - a baby, mid-engined SLS Ever since the Mercedes SLS launched – in truth, even before – there have been rumours of a smaller version. Just like we’ve had with the Audi R8. But it seems that unlike Audi – who will be making an Audi R4 – Mercedes and AMG have decided that another front-engined supercar – even a smaller, cheaper one – would erode the sales base for the SLS.