Toyota Mark X 2004 Heather Blow Motor [3367900] on 2040-parts.com

One Lap of the Web: Famous Porsches at auction, Smokey the Aventador and classic snow cars

Here's a tip: If you're going to have a rev battle with a collection of Lamborghini Aventador supercars, keep clear of flammable foliage. Better yet, don't participate in something lame like a rev battle. If you're in a part of the country that's recently been socked by winter weather, don't think you have to put away the classic car: Hagerty Insurance lists five old cars that make great winter drivers.

Audi plans range of eco-friendly vehicles, report says

The British magazine Car reports that Audi's top executives have approved plans for an entire range of environmentally friendly vehicles to be launched over the next six years. The eco-friendly lineup includes five vehicles, dubbed E1 through E5, according to the report. The range includes a small city car, dubbed the E1, that will use the platform shown with Volkswagen's Up concept but with an entirely new body design.

Michelin Challenge Design announces 2014 theme: ‘Driven/Undriven: The Duality of Tomorrow’s Automobiles’

Michelin has announced the theme for the 2014 Michelin Challenge Design competition – ‘Driven/Undriven: The Duality of Tomorrow's Automobiles'. Participants will explore the human-to-vehicle connection, focusing on how this can evolve automotive design. The exploration of autonomous vehicles has gathered pace in recent years, with Toyota displaying its autonomous Lexus car at the recent CES in Las Vegas, while other carmakers and even Google have been investing heavily in the concept.