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

Driven: BMW i8

When BMW unveiled the Vision EfficientDynamics concept at the 2009 Frankfurt motor show, we wrote: "for our money, it's the first time a major carmaker has really attempted to communicate ‘green' technology in an aesthetic sense." Fast-forward five years and we've swapped the show halls of the IAA for a beauty spot on the north-west coast of Scotland. And, while the car's name has changed to i8, our sentiment towards this genre- and era-defining car remains. Admittedly the production car's design execution hasn't received the universal praise of its concept forebears, but, on a remote outpost of the British Isles, a Protonic Blue i8 couldn't look more exotic.

RM Auctions introduces Monaco sale during Grand Prix weekend

RM Auctions will inaugurate its Sporting Classics of Monaco auction with a sale of 105 prewar and postwar European motor cars. The event, scheduled for April 30-May 1, will coincide with the Historic Grand Prix of Monaco, now it its seventh year. Highlights include a 1938 Delahaye 135 MS Competition Cabriolet, a 1960 Maserati Tipo 61 "Birdcage" and a 1934 Rolls-Royce Phantom II Continental Cabriolet.

Gumpert Insolvent

German supercar maker Gumpert has filed for insolvency after a foray in to China failed to realise the expected sales. We’re beginning to wonder if the only garden shed supercar makers actually able to make a go of things are British? Gumpert – German maker of extreme supercars – has instigated insolvency proceedings after its plan to make the newly wealthy Chinese fall in love with its bonkers cars floundered.