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

One lap of the Web: $52 million Ferrari 250 GTO, Alfa Romeo Montreal for sale and more bizarro engines

-- Even as the hammer fell on Juan Manuel Fangio's $30 million Mercedes-Benz W196R, we knew that that car wasn't the most expensive one ever sold -- it was merely the most expensive car sold at auction. Other cars were reported to have traded for a bit more in private sales. But now we have word of a car that absolutely blows the sale price of Fangio's little Silver Arrow out of the water: a 1963 Ferrari 250 GTO that sold to an undisclosed buyer for $52 million.

New Volvo V40: Geneva 2012

New Volvo V40 at Geneva We catch up with the new Volvo V40 at Geneva – perhaps the most important car for Volvo in years – and find it entirely convincing. The new Volvo V40 was perhaps the most leaked car ahead of its official debut earlier this week at Geneva 2012, and we already knew most of what it would offer. But catching up with the V40 at Geneva confirms what we felt about the V40 when we got the first information – it’s entirely convincing.

Alarming number of drivers lack road sign knowledge

A THIRD OF DRIVERS in the UK do not know even the most basic road signs such as the National Speed Limit and Slippery Road warnings. This is the finding of a survey by More Than, which found that 34% of drivers in the UK did not know what the National Speed Limit sign was. The Slippery Road sign was misunderstood by one in seven drivers as meaning ‘paint on the road.’ With research conducted alongside 29 police forces, the survey found 20% of UK drivers had received penalty points for speeding in the past 10 years.