Lotus is to build a new trackday machine, called the Circuit Car, to challenge existing trackday specials such as the Radical SR4. Developed by Lotus Sport and Elise-based, it'll weigh a scant 600kg and have a choice of the naturally aspirated and supercharged Toyota VVTL-i engines. The supercharged variant is identical to the spec found in the Exige 240R, producing 243bhp. This gives the new car a projected 0-60mph time of 3.5sec with 100mph in less than 9.0sec.
Puncture-proof airless tyres are on the horizon, but they won’t work on performance cars
Airless tyre technology developed by the likes of Goodyear, Michelin and Bridgestone could see use in autonomous vehicles and public transport in the …