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

Alfa Romeo 4C convertible likely for 2015

Conventional wisdom holds that if you want to take on Porsche's 911, you need a convertible variant. And although Alfa Romeo's often marched to the beat of a wonderfully idiosyncratic drummer, it sounds as if it's hewing to general sporting-car rules of thumb with the 4C. According to a report in Britain's Autocar, sources have confirmed that a 4C convertible will follow the launch of the coupe by about a year.

Geneva Show 2014: High Performance XF Wagon Roars Into Geneva

ORIGINALLY launched as a luxurious but sensible premium estate car, it was always a matter of when not if the stylish XF Sportbrake would receive Jaguar’s famed high performance makeover. The Brit car maker has exceeded expectations, as the newly christened XFR-S Sportbrake packs a considerable 542 horsepower from a supercharged 5.0-litre V8 petrol engine. Tweaks to the regular car’s suspension, steering and transmission help it reach 60mph from rest in a blistering 4.6 seconds and top out at an electronically limited 186mph.

Mopar celebrates 50th anniversary of Gen II 426 Hemi

Since its introduction into NASCAR in the 1960s, the 426 Hemi has been a popular powerplant for power-hungry customers across the Mopar spectrum. The 426 cubic-inch brute dwelled under the sheetmetal hoods of cars like the Dodge Coronet, Plymouth GTA, Plymouth Road Runner and even the Plymouth Barracuda. Latest generations of the 426 feature an aluminum block, two-piece rear main seal and a four-bolt main.