Used Yamaha Raptor 125 '11-'13 Raptor 250 '08-'13 Slip-on Exhaust System on 2040-parts.com

Spied: Cadillac ATS-V and a production 2013 Cadillac ATS on the road

Autoweek reader Christina McNeal shot these photos of a 2013 Cadillac ATS out cruising the highways of Michigan. General Motors' BMW 3-series fighter was finished in a metallic dark blue and wore manufacturer plates. According to its badging, it was powered by Cadillac's 3.6-liter six.

AutoWeek office swag: Mazda rotary-engine keychain with realistic motion

When I got the keys to our long-term 2011 Mazda 5 last week, they came with a surprise--this aluminum-and-brass keychain in the shape of a rotary-engine housing, complete with moving rotor. The rotor doesn't just rattle around or spin in a circle. Thanks to a thumbwheel on the back of the housing, coupled with a timing gear and offset crank journal, the thing actually moves in an approximation of epitrochoidal motion just like a real Wankel.

Gavin Green reviews the 2014 Geneva motor show

By Gavin Green Motor Shows 05 March 2014 15:00 The highlight of my Geneva happened before the show even opened. The day before the first press day, an electric blue McLaren P1 parked outside my central Geneva hotel. Then another P1 (in grey metallic) joined it.