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

Porsche Macan makes UK debut in Harrods

The Porsche Macan has made its London and UK debut – in the window display of the world-famous Harrods department store. The new compact SUV will be on display in Harrods’ window until 5 February 2014, before formally arriving in UK Porsche dealerships two months later. On Bing: see pictures of the Porsche MacanPorsche Macan: 21 things we’ve learned Porsche says it chose Harrods not just because of the "cosmopolitan clientele" that frequent the Knightsbridge store, but also because the area is well known among enthusiasts hoping to spot some tasty supercars.

Hyundai introduces Bisimoto Genesis coupe for SEMA

Hyundai began its SEMA push on Monday with a 1,000-hp Genesis coupe from Bisimoto Engineering. We're not sure how the company managed to squeeze that many ponies out of the Genesis' 3.8-liter V6. We're guessing alchemy has something to do with it.

New Audi A4 (2012): UK prices start at under £24k

2012 Audi A4 - UK Prices start from 'under' £24k The facelifted Audi A4 isn’t a new A4 for 2012, just one with plenty of tweaks and changes under the skin to freshen it up for its battle against the BMW 3 Series and Mercedes C-Class. The new Audi A4 was revealed at the end of October - together with the facelift for the S4 and A4 Allroad – and it brings with it some decent styling updates, a more upmarket interior and changes under the bonnet. There’s a new 1.8 litre TFSI with 170bhp and 50.4mpg, although you can still have the old 1.8 TFSI with 118bhp, and it’s the old A4 1.8 TFSI Audi are trumpeting as ‘sub £24k’, although for some reason they’re not being specific.