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

Concept Car of the Week: Citroën Zabrus (1986)

Designed by Marcello Gandini for Bertone, the quirky BX proved to be a big success for Citroën. Eager to improve its brand image and to boost its already healthy sales figures, the brand put the popular BX on steroids and entered the World Rally Championship. Unfortunately the beefed-up BX 4TC didn't shine on the rally stage and despite a powerful engine, the road-going version didn't sell well either.

GM stops works on electric version of Opel Adam

Work has stopped on a planned electric version of the Opel Adam minicar due to high costs. The project had progressed to the development of a working car using technology from the upcoming Chevrolet Spark EV minicar. "It was a business decision," said Dieter Metz, Opel's chief engineer for the Adam.

Toyota Hybrid-R Concept – a Yaris with 400bhp – teased for Frankfurt

The Toyota Hybrid-R Concept (pictured) is a 400bhp Yaris Hybrid heading for Frankfurt We’ve always believed that the best use for hybrid powertrains is to get extra performance without the penalty of increased fuel consumption. Toyota, on the other hand, have primarily used their impressive – if complicated and expensive – hybrid powertrains to yield improved economy and emissions from more prosaic cars like the Prius, Yaris and Auris. But now it looks like Toyota are ready to show us what hybrid technology can offer in the way of performance too, with a tease for what Toyota are calling the Hybrid-R Concept, which appears to be a Yaris with more than 400bhp on tap.