Monogram Decal on 2040-parts.com

JUNKER KEEPER: Federal database tracks totaled vehicles, clunkers

First, it was the hurricane-damaged used cars flooding the market. Now, it’s the clunkers turned in--and supposedly junked--as part of the federal Cars Allowance Rebate System “cash for clunkers” program. Following Hurricane Katrina, cars declared as total losses in one state were able to get clean titles in other states and were resold to unsuspecting consumers.

Mercedes SL (2012): aluminium saves 8% weight

Mercedes' new 2012 SL will weigh a solid 140kg less than today's SL roadster - a significant saving of some 8%. This crash diet has been enabled by the adoption of aluminium for the new SL. The learnings from the SLS gullwing are now trickling down to the higher-volume SL, which will be revealed in December 2011.

Celebrate 40 years of Nissan's Z car with our special Web-zine

It's the 40th anniversary of Nissan's iconic Z car. You can join the celebration with a special-edition Web-zine created by the editors of AutoWeek. A great historical compilation from the AW archives, this special issue will take you from the Fairlady to the latest 370Z, with the race cars in between.