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

2013 Nissan GT-R gets a tweak

Nissan has had a play with the GT-R for 2013 with suspension upgrades, sharper responses and a more comfortable ride. On the performance front, the 2013 model year Nissan GT-R gets a set of new high-output injectors which give more concise control to fuel for better mid range and high rev response, a new relief valve for the turbocharger bypass cuts the decrease of pressure to sustain response and a new oil pan baffle helps maintain oil pressure. On the handling front Nissan has revised dampers, springs and the front anti-roll bar to lower the centre of gravity, new cam bolts on the front suspension improve accuracy and the torque carrying capacity of the driveshaft to hub bearings has been increased to you can attack a track more reliably.

Audi A7 – Spy Video

We have spy video of the new The Audi A7 (below) The Audi A7 seems to have been coming for a long time now. A swoopy, four-door coupe it’s yet another of Audi’s attempts at niche-filling, and is aimed straight at rivals such as the CLS from Mercedes. We heard rumours that the A7 would make an appearance at the Detroit Motor Show this month – but it didn’t – and the speculation has now moved on to the Geneva Motor Show in March.

Chevrolet Silverado 1500/GMC Sierra [w/Gallery]

The all-new Chevrolet Sliverado and GMC Sierra 1500 pickups will be looking to steal sales from the dominant Ford F-Series in the US full-size truck market in the 2014 model year. The Silverado is the flagship of Chevrolet's three-truck portfolio, sitting above the Silverado 3500 and 2500 HD. The GMC Sierra features the same basic package as its bow-tied sibling but with unique features to offer a more premium proposition.