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

Concept Car of the Week: Oldsmobile Golden Rocket (1956)

From 1949 to 1961, General Motors ran its own motor show. Called Motorama, the annual event was a showcase for concept cars which revealed prospective design and technology directions for all of GM's brands and for cars in general. Each year, one-off creations were designed and built for GM's multiple divisions, from Chevrolet all the way up to Cadillac.

Audi RS5 Cabriolet (2012) first official pictures

Audi has taken its tin-opener to the RS5, to create this RS5 Cabriolet. Powertrain-wise, it's mechanically identical to the coupe, only now there's a soft-top roof that'll fold away in 15secs at speeds of up to 31mph.  Folding the roof swallows 60 litres of the boot's 380-litre capacity, but it's the sonorous engine that we're more interested in... Audi's 2012 RS5 Cabriolet: the performance The drivetrain is unchanged from the hard-top RS5.

Walking on the Edge: Ford blings out 2011 Sport crossover with 22s, blacked-out grille

“Dude, that is sick,” a rival designer gushed to Ford's Doyle Letson when the 2011 Edge Sport was revealed at the Chicago auto show last winter. “What does it look like with the real wheels on?” Letson replied, “Those are the real wheels.” The rollers in question are 22-inch forged aluminum wheels with tuxedo-black spoke accents wrapped in Pirelli tires. They look like they're stolen from a SEMA concept, and they're perhaps the single most distinguishing feature on the Sport model, which launches with the rest of the redone Edge lineup later this summer.