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

2013 Audi A3 sketches revealed

2013 Audi A3 Hatch - there's also a saloon in the gallery below We’ve already had something of a glimpse of part of the next generation Audi A3 with the reveal at Geneva last month of the Audi A3 Concept. That Audi A3 Concept – which came complete with 400bhp and a boot – was really a look at the next generation RS3 in saloon guise – an Audi A3 that will go down a storm in an America quickly realising the joys of something smaller and swift. But now, for whatever reason, Audi has decided to release sketches of the 2013 Audi A3 in both saloon and hatchback form, together with a single sketch of the interior.

One Lap of the Web: Porsche 917, a karting brawl and the premiere of Drive

The Porsche 917, in Gulf livery, is one of most famous racers of all time. Only 65 were built between 1969 and 1973. Petrolicious is looking at #13, which was one of the first 25 examples built.

London world’s most expensive place to park

REX The average cost to park a car for a day in London is a whopping £42 – making London the most expensive city for car parking in the entire world. This is according to new research by ParkatmyHouse.com, which ranks the UK capital number one, well ahead of the likes of New York, Sydney and Tokyo. On Bing: see pictures of car parking in LondonThe world’s strangest car parks The next most expensive city to park in is Tokyo – a place so notorious for its lack of available parking space the Japanese have an entire class of city cars dedicated to making it easier.