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

CAR tech: how much F1 is in the McLaren P1?

We're forever told racing tech makes for better road cars, but is that true, even in the case of the £866,000 McLaren P1? CAR tech looks at the similarities between Jenson Button's weekend racer and McLaren's hybrid supercar: Gives you wings A Formula One car wins or loses by its aero package – and the P1’s a true aero car with a mighty set-up. It has the highest amount of downforce of any road car on sale – so you couldn’t get closer to F1 with number plates if you tried.

Bentley Azure T (2008) unveiled at LA Auto Show

By Ben Pulman First Official Pictures 12 November 2008 13:40 This is the new Bentley Azure T, a 500bhp and 1000Nm (738lb ft) drop-top that will be unveiled at the LA Auto Show next week. Don’t worry, it has – the company has even laid-off workers while at least one Bentley dealership is reported to have gone bust. But to keep customers coming through the doors there are a few new Bentleys on the way.

Bentley Hybrid setup works across Bentley’s range of engines

You’ll be able to have a hybrid powertrain across Bentley’s range of engines With car makers increasingly hidebound by ever more stringent economy targets, even makers of the world’s most expensive, luxury cars are having to play ball. Which explains why Bentley has decided to go the hybrid route for their cars, with the debut of the Bentley Hybrid, a Mulsanne with the 6¾ litre V8 under the bonnet aided by an electric motor and a bank of batteries, at the Beijing Motor Show. It seems the Bentley hybrid solution – which is claimed to increase power by 25 per cent and improve emissions and economy by 70 per cent – is very similar to that used across the VW Group range, with an electric motor between the engine and transmission fed by a bank of batteries.