New tubular chassis, new aero, new 2.0-litre turbo engine, new bodywork and new suspension all feature. Not much else left to change then, and as Ariel chief engineer Tom Ward and Atom 4 lead engineer Sam Evans told GRR when we caught up with them on the Ariel stand at the Festival of Speed, only a handful of parts have been carried over from its predecessor.

The £40,000 rival for cars like the Caterham and BAC Mono is on static display and going up the hill, with Ariel’s test driver at the helm. A supercar? 0-60 is despatched in just 2.8 seconds and it will get to 100mph in under seven seconds…

“It’s a purer driving experience than ever,” Tom told us. “It’s still quite raw but a lot more friendly to drive and phenomenal now the way it pulls through corners.”

Tom and Sam gave us a tour of the new car…