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

Alfa Romeo MiTo Quadrifoglio Verde at Frankfurt

Alfa will be bringing the 170bhp Alfa Romeo MiTo Quadrifoglio Verde to Frankfurt Alfa Romeo has revealed that they’ll be bringing the  MiTo Quadrifoglio Verde (MiTo four leaf clover) to the Frankfurt Motor Show next week, featuring a 170bhp Multiair engine as we reported back in June (goodness, we’re ahead of the game sometimes!). The ‘Quadrifoglio’ bit refers back to Alfa’s racing history, and was the emblem used on those cars and was most recently seen on special editions of the Alf GT and 147. But the biggest news, apart from the extras and the paint job, is the clever Multiair system that Alfa is busy introducing.

Pfadt Race Engineering Cadillac ATS hits 162.5 at Texas Mile

Pfadt Race Engineering is claiming it has the world's fastest Cadillac ATS after clocking 162.5 mph in the standing mile at the latest Texas Mile event in Beeville. Pfadt used the turbocharged four-cylinder ATS as a starting point and upgraded the turbo, intercooler, suspension and exhaust. Pfadt says the engine improvements are responsible for adding more than 100 extra hp in the lightweight luxury sedan, which starts with 272 hp.

New Mercedes SLK caught testing

The next generation (2012) Mercedes SLK caught testing at the Nurburgring The next generation SLK looks to be more aggressive in stance, with a nose that takes on the family theme from the new Mercedes E-Class. It seems likely that the new SLK will come with a new set of engines, with more than a passing nod to eco-concerns. In will come a 1.6 litre, four-pot supercharged engine that will pick up the mantle from the old 1.8 litre Kompressor engine – same power – or more – with lower emissions and better economy.