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

Ken Block: Gymkhana Four is best yet

Ken Block and DC Shoes have started production for Gymkhana Four, which is slated for video launch late this summer. Block said he never thought he'd outdo Gymkhana Three but that he's fully confident that the fourth installment will blow the earlier one out of the water. "The locations we visited and action we documented are absolutely wild," Block said.

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.

Who's Where: Gordon Murray, Advanced Concepts Director, Caparo Vehicle Products

Gordon Murray yesterday became Advanced Concepts Director of Caparo Vehicle Products. Murray is best known as one of the founding partners of McLaren Cars which under his technical direction won eight Constructors Championships in Formula One. Within the automotive design community he is even better known for the McLaren F1 supercar of 1994 which he conceived and developed with, amongst others, designer Peter Stevens.