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.

Land Rover unveils Discovery Vision Concept in New York

Land Rover revealed its Discovery Vision Concept at the USS Intrepid Sea, Air & Space Museum Monday night ahead of the New York auto show. Land Rover says it's a vision of future Discovery vehicles, the first of which is due in 2015. The Discovery is now sold as the LR4 in the United States, but Land Rover says it will eventually shift the name back to "Discovery" for the North American market -- that's what we knew it as when it first made landfall, anyway.

Alfa MiTo TwinAir arrives

Alfa Romeo has bolted the 875cc TwinAir engine from the Fiat 500 in to the MiTo to produce a congestion charge busting new MiTo. The new Alfa Romeo MiTo TwinAir is a logical move by Alfa to produce a MiTo with green credentials but which still offer a decent drive and a dose of fun. In the Fiat 500, the TwinAir engine is a bit of a hoot, sounding a bit like a cross between a lawnmower and a 2-stroke and with bags of character and lively to boot.