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

Honda unveils supercharged CR-Z, 2014 Civic Coupe at SEMA

Hard to tell, but the supercharged tomato you see above represents a fundamental shift within Honda: it is the first car from Honda Performance Development with parts that actually make your car go faster. Honda Performance Development: "We're not just body kits and lowering springs anymore!" After two decades in actual racing development, perhaps it was time. HPD has built engines and chassis for IndyCar, American Le Mans Prototypes, Formula Atlantic, and the Continental Sports Car Challenge.

BMW 5-series GT: Don't call this concept an MPV

BMW's desire to compete in every conceivable luxury-market niche has moved up a gear with the unveiling of the 5-series GT, a car known until now by its working title, the Progressive Activity Sedan (PAS). Although BMW will be billing the five-door liftback as a concept at its public showing at the Geneva motor show in early March, little about its bold design is expected to change before it reaches showrooms. In fact, the official photographs reveal the new car in its production-based glory.

New (2014) Mazda 3 revealed – no prices yet

The new Mazda3 (pictured) arrives – and it looks good. The Mazda3 is already a better car than its sales would suggest, and the all new Mazda3 looks to be even more competition for the Ford Focus and VW Golf than ever before. Perhaps the only complaint about the Mazda3′s design is that it looks a bit too much like a shrunken Mazda6, but that’s a bit like moaning the DB9 looks like the Vanquish (well, the Mazda3′s not that good looking, but it makes the point).