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

Diesel joins Porsche Panamera lineup

Porsche has put forward some eye-catching fuel-economy figures for the Panamera diesel--although we may never see the car in the United States. Set to go on sale across Europe in August, the four-door is claimed to return a combined city/highway driving fuel economy of 36.2 mpg in standard guise under European testing procedures. When fitted with optional low-rolling-resistance tires, the fuel economy climbs to 37.3 mpg on the European test--a figure that gives the Panamera diesel a theoretical range of 800 miles on its 21-gallon fuel tank.

Shelby American considers bringing back rent-a-racer Mustangs

Shelby American is considering resurrecting its “rent-a-racer” program that offers upgraded Mustang GTs for enthusiast-oriented consumers, AutoWeek has learned. Likely timed to mark the storied company's 50th anniversary, the program could launch as early as next spring. The cars would be offered in two traditional configurations: black and gold and white and gold.

Increase in crashes linked to mobile phone use

As many of us admit to taking selfies at the wheel, researchers have noticed a rise in the number of rear-end shunts on UK roads – despite many manufacturers now offering cars with collision avoidance systems that can brake automatically. According to new research by Accident Exchange, crashes involving one car hitting the back of another have increased by 7% in the last three years. Rated: self-braking cars that avoid a crash Nearly 1 in 10 admit to taking selfies at the wheel With each rear-end smash costing insurers £2,000 on average, premiums could rocket until driverless cars hit our streets.