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

Concept Car of the Week: Heuliez H4 (1972)

With the H4, Heuliez set out into unexplored territories by offering a concept tailored to the needs of taxi drivers. If today's minivans are an integral part of our daily lives, this Peugeot 204-based H4 should be placed back in its original context in the early ‘70s, when this monovolume architecture still belonged to science fiction. Its dimensions are comparable to a Renault Modus although it's shortened by 140mm.

Jaguar Concept Speedboat (2012) first official pictures

Premium estates are, we're told by the marketing people, for those with outdoorsy, active lifestyles. It's small wonder so few estates are truly utilitarian load-luggers: they're Tourers or Avants, or in this case, the new Jaguar XF Sportbrake. To tie in with the car's international launch, Jaguar gave it an active outdoor accessory of its very own: an Ian Callum-designed speedboat.

Nissan to alter design philosophy to attract females and younger buyers

Nissan will transform its design philosophy in an attempt to reengage with its female and younger buyers, the carmaker's director of Global Upstream Planning Rachel Nguyen has revealed. Speaking at the Nissan 360 event in the US, she announced Nissan is planning new gender-specific concepts to explore what women expect from their vehicles. "When we study the ideal vehicle partner qualities that women customers want, we hear that they want vehicles with effective technologies, especially intuitive navigation systems," she said.