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

The next presidential limousine might look like this

A few days ago, the United States Secret Service posted the bid requirements for a new presidential limousine, which is set to debut during the 2017 inauguration of our nation's 45th chief executive. It's hard to believe that the General Motors-built Cadillac dubbed "The Beast" is already due for replacement, but the fleet of presidential limousines is cycled every four or eight years, with bids accepted from any American automaker. We'll spoil the show for you: the odds of a company other than General Motors winning the bid is pretty slim.

Vauxhall ADAM S gets 148bhp: Geneva Motor Show

The 148bhp Vauxhall ADAM S debuts at Geneva The Vauxhall ADAM S heading for a debt at Geneva this week may be billed a concept, but it’s a racing certainty it will turn up in a Vauxhall showroom near you before too long. With a 1.4 litre Turbo ECOTEC engine good for 148bhp, the ADAM S promises to be properly lively around town (Vauxhall hasn’t decided how quick it is to 62mph yet) and will reach 137mph if you feel the need. Thankfully, Vauxhall has also endowed the ADAM S with a performance chassis to make the most of the extra performance and tweaked the steering for more feedback.

Hongik University's transportation design process

Hongik University in Seoul, Korea, is one of the preeminent design schools in the country with a diverse range of programs. But the school's transportation design department has also developed a unique approach for concept ideation. At the International Transportation Design Forum in Pforzheim, Germany, Professor Joo Hyun Chung from the school's Transportation Design course gave Car Design News an exclusive insight into the process, explaining how students express their ideas into 3D surfaces directly, using materials such as paper and wire for the first exploration of the form rather than the traditional 2D to 3D process.