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

Chevrolet Sonic at the 2011 Detroit auto show

One of GM's numerous debuts at the 2011 Detroit auto show was this: the Chevrolet Sonic. Shown as a hatchback and four-door notchback, it's one of The General's weapons to tackle the now-globalised Ford Fiesta and its ilk. Good spot. That's because this is the US-spec Aveo - albeit shown in US-only notchback form as well as the more Euro-flavoured hatchback.

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.

Driver prefer atlas to sat-nav

SATELLITE NAVIGATION may have become an integral part of many drivers’ daily routine, three quarters of the UK’s motorists (76%) say they still prefer to use a road atlas to plan journeys. Drivers in a survey by the AA said they found an atlas more useful to give an overview of a journey. While satellite navigation systems are useful, a further 65% of drivers said they still use an atlas to check the sat-nav is selecting the best route.