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

Jeep uncovers the 2012 Grand Cherokee SRT8 packing 465 hp

Following a one-year hiatus, Jeep is returning the fire-breathing Grand Cherokee SRT8 to the lineup for 2012, which made its world debut at the New York Auto Show. Central to the changes is a new 6.4-liter Hemi V8 engine producing 465 hp and 465 lb-ft of torque--a 45-hp and 45-lb-ft improvement over the outgoing 6.1-liter unit. Jeep says the SRT8 is good to hit 60 mph in 4.8 seconds, cover the quarter-mile in the mid-13-second range and reach a top speed of 155 mph.

New BMW X5 meets its E53 & E70 X5 ancestors (video)

The three generations of the BMW X5 meet The new BMW X5 has just been revealed, and it follows the formula of its predecessors to deliver a new X5 that has more of everything previous X5s offered – performance, economy, space, practicality and luxury. BMW like to call the X5 an ‘SAV’ (Sports Activity vehicle) to differentiate it from real SUVs; although the X5 has four-wheel drive it’s not really a mud-plugger like a Land Rover, but more a 5-Series on stilts. But it’s a successful formula that started with the first generation X5 (E53) in 1999.

Concept Car of the Week: Porsche Tapiro (1970)

By the late 1960s it was time for Porsche to create a new car that would replace its ageing entry-level model, the 912. Its sister company Volkswagen also needed a sports coupe to replace the Karmann Ghia and so the two brands joined together to develop what would become the Porsche 914. These days the 914 holds something of a ‘cool factor', generally considered as the ‘black sheep' in Porsche history.