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

CAR reader designs Audi R10 supercar

We’re rather keen on Audi’s R8, but one day Ingolstadt is going to have to replace its seminal supercar. And after seeing CAR reader LexOrABenz's design, we think we know what Audi's next halo car should look like. LexOrABenz is actually Marouane Bembli, a 23-year old indsutrial design student from Sweden.

Aston Martin reveals the 2012 V12 Vantage GT3 race car

Aston Martin V12 Vantage GT3 It’s been mooted for quite a while, but now it’s confirmed – AM are to replace the DBR9S race car with the Aston Martin V12 Vantage GT3. Built on Aston Martin’s now rather ancient V/H architecture modular chassis, the Vantage GT3 also features Aston Martin’s one and only engine – the V12 originally built from a pair of Ford Mondeo engines – which in the GT3 version will produce something in the region of 600bhp and 516lb/ft of torque. What the GT3 also gets – as the photo above clearly demonstrates - are new aerodynamics, which makes the GT3 seem much more aggressive than the V12 Vantage on which it’s based.

Mazda to use regen brakes to boost fuel economy 5 to 10 percent

Mazda is adding a fuel-saving technology that harnesses wasted brake energy in the redesigned Mazda6 sedan due early next year. The approach uses regenerative braking to convert kinetic energy into electricity that is stored in a capacitor. The car later taps that capacitor to power the fuel pump, lights, audio, air conditioning and transmission and engine control systems.