Kollsman Altimeter, Alti-coder A44308 10 114, 2/19/71-copy on 2040-parts.com

Autoweek in review: What you might have missed

Ninety-three year-old Rachel Veitch retired her 1964 Mercury Comet Caliente this week. She had racked up more than 576,000 miles on the odometer. What better way could there be to celebrate National Cherish an Antique Day?

Twizy Renault Sport F1 concept is a completely bonkers EV

Based on the  strange little Renault Twizy EV commuter golf buggy, the Twizy Renaultsport F1 concept gets a mad body kit to make it look like something out of a Star Wars film, with huge wings, side pods, a rear diffuser and a yellow paint job that evokes Renault’s sporting heritage. But it’s under the skin where the interesting stuff lurks. Renault has fitted the Twizy with an F1 inspired KERS system that fits where the back seat used to be (yes, the F1 Twizy is a toy just for one) which chucks an extra 79bhp at the Twizy’s existing electric motor when fully charged, enough to scoot the F1 Twizy to 62mph in just 6 seconds.

Revealed: tech secrets of new 2014 BMW M3 and M4 Coupe

BMW has spent the past four years developing the new M4 Coupe and newly-announced M3 saloon from scratch – all with the intention of making its road-racer range more focused, more able and more relevant to modern motorists. They are faster, sharper and more dynamic, promises the firm, but also greener, smarter and more flexible than ever. The result, believe the engines, is a duo that’s without rival on the market – no other four-seat coupe or five-seat saloon offers this much high performance sports car ability for the money.