2013 Renault Twingo 1.1l Petrol 110a Valeo Alternator on 2040-parts.com

One Lap of the Web: Cool classic concepts, Rat Pack Cadillacs and even more Vin Diesel

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. -- Petrolicious brings us an awesome VWvortex forum thread packed with prototype photos, design proposals and concept sketches of everything from the Iso Grifo to the 1994 Mustang.

Porsche Macan to debut at Los Angeles – gets V6 turbo petrol

The dealer presentation for the new Porsche Macan The Porsche Macan – Porsche’s take on a smaller version of the Cayenne to tap in to the more compact SUV market – will arrive at the Los Angeles Auto Show in November and get V6 turbo power. Jalopnik has managed to get photos of a dealer presentation of the Porsche Macan which confirms its arrival at Los Angeles and also gives us some detail of what will power the new smaller Porsche SUV. We’re not entirley sure the photo Porsche used in the presentation is the actual Macan (Jalopnik think Porsche has used a render by Auti Bild to muddy the waters for their dealers – just in case the presentation leaks) but it does seem clear that Porsche, at l;east initially, aims to provide the Macan with decent levels of Porsche power.

NHTSA funds development of alcohol-measuring start button

The National Highway Traffic Safety Administration awarded Takata-TruTouch some $2.25 million to continue to develop its In-Vehicle Alcohol Detection test, the company said. Takata, a safety and technology company, and TruTouch have created a vehicle start button with an integrated infrared sensor that can measure your blood-alcohol content. If the reading exceeds legal limits, the system can disable the starter.