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.

Ford reportedly to shut down Mercury

The Mercury brand, rumored to be on the verge of death several times over the past decade, would be shut down under a plan being prepared for Ford Motor Co.'s board of directors, Bloomberg News reported on Thursday. Citing two executives who have knowledge of the plan but asked not to be identified, the news service said the plan would be submitted to Ford's board in July. How quickly Mercury would be shut down depends how quickly the automaker can convince Lincoln Mercury dealers to close or merge with a Ford-brand dealership, the report said.

Driving the Nissan EV: We get seat time in a prototype

We got to fling a prototype of the coming Nissan electric vehicle around the parking lot at Dodger Stadium and, like the Dodgers themselves on Opening Day, it was a winner. The prototype body was a previous-generation Cube, but the drivetrain of the car was "99 percent there," according to Nissan. So we drove an old car with the new drivetrain.