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

Renault 4 Ever design competition

DesignBoom has teamed up with Renault to create a unique design competition. With the Renault 4 entering its 50th year, the aim of the competition is to redesign and recreate the classic R4. The free-to-enter competition is open to anyone, not just design students and professionals.

McLaren F1 241mph record video

McLaren F1 prototype XP5 hits 240 mph The last few weeks have been a bit of a McLaren F1 festival on Cars UK. But then it is 20 years since the team that created the McLaren F1 was first brought together, as yesterday’s F1 photos and info from McLaren were keen to tell us. All that needs to be written about the McLaren F1 already has been, but one thing we haven’t really covered in any detail before is the F1′s top speed record of 240.1mph, which stood as the world record top speed for a production car until the Bugatti Veyron stole that crown.

Lotus's new 2010 Elise dips below 150g/km of CO2

By Tim Pollard First Official Pictures 09 April 2010 07:53 The new facelifted 2011 model year Lotus Elise has cut its CO2 output by nearly a fifth to a saintly 149g/km.It's a 16% improvement over the outgoing Lotus Elise S and Hethel claims 'the Elise has the lowest CO2 for its performance level for any gasoline sports car in the world.' Lotus is getting combative with the new Elise, pointing out that the Elise weighs just 876kg – while the Porsche Boxster sends the scales spinning to 1334kg.So how come the new Lotus Elise is so clean?The aerodynamics are 4% smoother, according to Lotus, while a smaller Toyota 1.6-litre VVT-i engine is downsized by 200cc compared with the outgoing 1.8, yet produces the same power.The new 2011 model year (but on sale now in 2010) shows the benefits of lightweight: it'll hit 60mph in 6.0sec.