Mr. Gasket 9828 Wing Style Air Cleaner Nut on 2040-parts.com

McLaren MP4-12C vs Ferrari 458 Italia: the video

McLaren vs Ferrari: F1's nastiest rivalry is spilling onto the road, and the new issue of CAR Magazine delivers the world's first deep dive comparing Woking's 12C with Maranello's sensational 458. It's the most anticipated supercar showdown for almost two decades, and it's only in CAR magazine (out 18 August). We've stripped the McLaren bare, to deliver a 15-page technical lowdown on the 12C.

One Lap of the Web: Lamborghini Sesto Elemento, Steve McQueen's cars and more Google Glass

-- Behold the Leyland Force 7V, 4.4 liters of V8 Australian power. Out of 56 built in 1974, only 10 survived after the company went kaput. Check out more pictures and info of Leyland Australias over at Jalopnik.

2011 Audi R8 GT, an AW first look

Three years after it burst onto the supercar scene, Audi has unveiled a hard-core version of its R8 called the GT. Based on the existing mid-engine R8 V10 and incorporating aerodynamic, weight-saving and mechanical developments used by the company's R8 LMS GT3 race car, Ingolstadt will build just 333 copies of the new 560-hp four-wheel-drive performance flagship. Pricing has not yet been revealed, but given the extent of the changes to the new two-seater, buyers should expect a hefty premium over the R8 V10's $147,000 price tag when the GT goes on sale in North America.