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

London's GPS-based speed-limit trial puts Big Brother's foot on the gas pedal

A fleet of 12 Toyota Priuses in London have been fitted with GPS-linked speed limiters to measure how drivers respond to having their speed controlled by a computer rather than their own feet. For now, the trial is local to London, run by Transport for London, the agency that manages the city's roads, buses, subways and trains. The agency is using its own fleet of Priuses for the test and will add a bus and a taxi later this year.

Spring Mountain opens Cadillac V-Series Academy

While half the country is slogging through snow this time of year, some of you -- like Cadillac -- are prepping for the racetrack. The Cadillac V-Series Academy at Nevada’s Spring Mountain Resort and Country Club is now open to the public. The resort, just outside Las Vegas, has four miles of racetrack and 125 feet of elevation change.

Bernie Ecclestone's daughter buys pricey house in Los Angeles

After nearly three years, Candy Spelling has finally found a buyer for her Los Angeles mansion (which some would call a castle)--the daughter of Formula One commercial boss Bernie Ecclestone. Petra Ecclestone, 22, will be the new owner of the 57,000-square-foot home in Holmby Hills, according to the Wall Street Journal. Spelling was asking $150 million for the joint, which puts it among the most expensive homes in the country, according to the newspaper.