Ram Flywheel Bolt 575 on 2040-parts.com

Car making mysterious noises? There's an app for that

You may pride yourself on your ability to diagnose a developing engine problem by sound alone, and then replicate said mystery sound, Click-and-Clack-style, to amuse/annoy your friends and coworkers. ClingClanger is a new phone app that's designed for the rest of the world -- those who can't identify piston slap by sound and are startled by the clicking caused by a dying battery. The natural impulse is to simply crank up the radio and hope the noise/problem goes away.

Nissan Juke Nismo Concept (2011) first official pictures

Nissan will tomorrow unveil this Nismo-tuned Juke concept car at the 2011 Tokyo motor show, and it signals the start of grand plans for the company’s motorsport arm. Nissan Motorsport (Nismo) will tune mainstream models, and this Juke show car shows how such a strategy could come to fruition. So what is Nissan’s plan for Nismo?

Mercedes-Benz S 600 V12 revealed at Detroit Motor Show

The Mercedes-Benz S-Class is unofficially known as the best car in the world… and the firm has now revealed the model that could make that title official – the new V12-engined long-wheelbase S 600 range-topper. Boasting a 530hp 6.0-litre biturbo V12, the new S 600 can accelerate from 0-62mph in just 4.6 seconds… but, thanks to ECO stop/start, it can also average over 25mpg, a 21% improvement on the old car. Just as importantly, it also promises an unparalleled luxury car experience.