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

More Londoners travelling by bus

MORE LONDONERS are taking the bus than at any time since 1959 - with more than 2.4 billion trips made in the capital in the past year. The growing popularity of London's iconic red double-deckers comes after Mayor Boris Johnson introduced a fleet of newly revamped Routemasters. The number of buses travelling along the capital's roads reached a 60-year high on April 29, when 7,961 buses were on the streets - the highest number since 1953, according to Transport for London.

BMW's quirky new i3

The side view of the new BMW i3 electric vehicle takes some getting used to, with no two windows the same size or shape. The i3 is high-waisted through the front door and then there's a notch for a taller rear-passenger window and the rear-hinged rear door and a narrow, tapering window at the rear quarter. Yet when you look at the underlying structure -- made of carbon-fiber-reinforced plastic -- an innovative choice for a mass-produced car -- there's a giant side opening from front to rear.

GM's new EN-V electric 'car' unveiled (2010)

By Tim Pollard First Official Pictures 24 March 2010 09:06 GM has shown off its oddball EN-V – a Segway style electric vehicle imagined for 20 years hence – in China. EN-V stands for Electric Networked Vehicle and is an urban mobility solution to keep pedestrians moving in busy cities of the future.The future? You don't say!Yes, the EN-V is a concept car for the year 2030, when 60% of the world's 8 billion population will be city dwellers.