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

Jeep Grand Cherokee's 2013 model year will be short

The Jeep Grand Cherokee will have a shortened 2013 model year so that in January the Chrysler Group can introduce a diesel engine and eight-speed automatic transmission for the 2014 model, internal Chrysler sources say. Dealer orders for 2013 Grand Cherokees began this month. The 2013 model, which will begin production in August, will continue with the five-speed automatic that the Grand Cherokee has had since mid-2010.

Aston Martin AM310 makes a quiet debut at the Concorso d'Eleganza Villa d'Este

The Concorso d'Eleganza Villa d'Este is more than a celebration of classic automotive design. It's also a great opportunity to view cutting-edge concept vehicles. This year's event saw the debut of the BMW Zagato coupe concept, and the Alfa Romeo 4C concept took home the concours' coveted “Design Award for Concept Cars & Prototypes.” You'd never know it based on the official coverage (or lack thereof), but Aston Martin also unveiled a concept at the concours.

Pirelli World Challenge star Andy Pilgrim makes teens, parents better drivers

Here's another addend in the complex driver-training equation: Many parents influence their kids to become both a greater danger when driving and more susceptible to the actions of other poor drivers. This influence begins long before kids are licensed to drive. Consider: -- “More than 75 percent of new drivers exhibit the same distracted driving behavior as their parents.” -- “Most parents are unaware they are teaching their kids things that will make them more dangerous to others and more vulnerable to others.” -- “Most parents want to protect their children and will make changes once they understand the realities of behavior transfer.” These are the words of Andy Pilgrim, the same championship-winning sports-car driver who helped road-test editor Jonathan Wong thrash Porsche's 911 GT3 and Chevrolet's Camaro Z/28.