Toyota is preparing to defend its title in the FIA World Endurance Championship and take on the likes of Porsche and Audi at Le Mans with the newly revised 2015 TS040 Hybrid LMP1 racing prototype.

We don't expect Toyota's new LMP1 racer to have anything in common with the erstwhile GT-One, which was powered by a 600-horsepower 3.6-liter twin-turbo V8 engine. Though always fast, Toyota's ...