Rotax 912 Prop Rpm Indicator on 2040-parts.com

Aston Martin V12 Vantage S works out at Silverstone

We dove deep into the 2015 Aston Martin V12 Vantage S last Monday, finding the car to be explosive off the line, but also more comfortable thanks to its new electronically controlled adaptive suspension. On Friday, Aston uploaded almost seven minutes of footage of the new brawler at the Silverstone Circuit in England. If you'll remember, the new Vantage delivers 565 hp from its 6.0-liter V12, along with 457 lb-ft of torque at 5,750 rpm.

CAFE standards set to rise to 54.5 mpg for 2025

President Barack Obama on Friday revealed ambitious plans to raise the corporate average fuel economy standard for cars and light trucks to 54.5 mpg by the 2025 model year, a landmark move that will dramatically remake carmakers' product portfolios and consumers' buying habits. Unlike the first CAFE standards passed by Congress in 1975, the Detroit automakers now publicly support the high requirements and have begun retooling their fleets to adapt the changes. “[This] represents the single most important step we've ever taken as a nation to reduce our dependence on foreign oil,” Obama said in a morning press conference.

Historic Ferrari race cars among honored marques at Radnor Hunt

Historic Ferrari race cars, Cadillacs of the classic era and century cars (100 years old or older) are the featured marques of the 16th annual Radnor Hunt Concours d'Elegance. American maker Henderson is the featured motorcycle make for the 2012 event and shares the spotlight with two-stroke racing bikes and scooters from around the world. The concours takes place Sept.