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

Mercedes E-class Cabriolet at Detroit motor show 2010

Here's our first look at the new Mercedes E-class Cabriolet, unveiled at the 2010 Detroit Auto show. It's the fourth addition to the E-class range, and as with the latest E-class Coupe, the new drop-top replaces the old CLK. The new E-class Cabriolet shuns a hard-top and continues to favour the more traditional folding fabric arrangement - the hood can be opened or closed in 20 seconds at speeds of up to 25mph.

New Lexus GS 300h costs from £31,440

The New Lexus GS 300h (pictured) will cost from £31,440 in the UK Lexus revealed a second hybrid version of the GS at Shanghai in the spring – the Lexus GS 300h – which offers better economy and lower running costs, especially for company car drivers, and it’s now on sale in the UK. Lexus has introduced a new entry-level SE spec for the GS 300h to make its headline price even more attractive, but the GS 300h SE still gets 17″ alloys, DAB, DVD, Cruise, push-button start, parking sensors, xenons and electric, heated front seats. Other trim levels are Luxury, F Sport and Premier – as on the rest of the GS range – which you’ll need to dig in to if you want stuff like leather and SatNav, but opting for the base trim isn’t too hairshirt and will save you a few bob if you have BIK to pay.

McLaren F1 – You wait ages for one, and then 21 turn up.

A meeting of 21 McLaren F1s. Click for bigger photo The McLaren F1 is arguably the greatest car ever built. Many would disagree – Jeremy Clarkson being one – but many see the F1 as the pinnacle of motoring perfection.