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

General Motors to keep green car technology in house

For the first time in its 100-year history, General Motors plans to design, develop and manufacture electric motors for its growing array of gasoline-electric hybrids and electric vehicles. The electric motors used in GM's current lineup of hybrids are made to GM specifications by outside vendors. GM wants to bring the design and manufacturing in-house to save money and to apply its own technology to boost performance, lower weight and reduce power consumption, said Larry Nitz, GM's chief hybrid powertrain engineer.

One Lap of the Web: Cutaway F1 cars, Bugatti's Blue Dream and building your own paint booth

We spend a lot of time on the Internet -- pretty much whenever we're not driving, writing about or working on cars. Since there's more out there than we'd ever be able to cover, here's our daily digest of car stuff on the Web you may not otherwise have heard about. -- Sauber Motorsports invites you to take a look under the skin in their Cutaway Insights YouTube series.

Meet the Porsche Boxster GTS and Cayman GTS

Porsche will expand its Boxster and Cayman lineups with two new GTS (Gran Turismo Sport) models. We first got wind of the GTS trim package when a Porsche dealer presentation leaked late last year. The new Boxster GTS and Cayman GTS are pictured here in official photographs before the planned New York auto show debut next month.