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

Lexus LF-A Spotted

Lexus LF-A spotted out testing this week [ad#ad-1] Lexus have been playing with their Supercar – the Lexus LF-A - for at least four years now. They’ve had various mules floating around for years and have even been out playing on the track and at the Nurburgring. But still, four years from when the LF-A first surfaced at the Detroit Motor Show in 2005, a degree of mystery still surrounds the car.

Mercedes-Benz B-Class aerodynamics tested [w/video]

Mercedes-Benz has produced a video testing the aerodynamics of its new B-Class – which it claims is the most aerodynamically efficient car in the world – using a wind tunnel and fluorescent paint. The W245-generation B-Class has the lowest aerodynamic drag in its segment with a Cd of just 0.26, thanks to features such as serrated front wheel arch spoilers, optimized cooling airflow and a Pagoda roof to help airflow over its profile. The car's aero properties were put to the test at the MIRA vehicle test facility in the UK using fluorescent paint in 60mph winds to highlight its flow dynamics, only visible under UV lights.

2015 Chevrolet Corvette Z06 spied

The 2014 Chevrolet Corvette Stingray is heading to dealerships now, which means it's a perfect time to start salivating over the prospect of an even more extreme take on an American classic: The 2015 Corvette Z06. These spy photos give us a hint at what to expect when Chevy gets around to announcing the car. From the look of it, the next Z06, which some sources suggest may be called the Z07, will be even meaner looking than the base Stingray.