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

One Lap of the Web: a diesel Audi, a mint Alfa and a Honda-powered Peugeot

-- Ever wondered how a Peugeot 106 with a Honda CBR900 engine sitting midships would perform at the track? Well, we have. A number of times just today before lunch, in fact.

U.S. seeks 5 percent annual fuel-economy gains through 2016

The Obama administration today proposed gasoline mileage and greenhouse-gas pollution standards for new vehicles for model years 2012 to 2015, filling in the blanks for manufacturers en route to a 35.5 mpg national target in 2016. The Transportation Department and EPA proposal calls for fuel economy to increase by about 5 percent each year, starting from an average of 27.3 mpg for the 2011 model year, the agencies said in a statement. The average car buyer would save more than $3,000 in fuel costs over the life of a vehicle, the statement said.

Citroen C4 Picasso five-seat

This is the new five-seat version of the C4 Picasso following the seven-seat model shown at the Paris Motor Show, which will now to be known as the Grand C4 Picasso. Naturally enough then, the two cars will compete with the standard and Grand Renault Scenics, the new Citroen C4 Picasso also tackling the handsome Volkswagen Golf Plus. The C4 Picasso shares its front half with its bigger stablemate while the rear has become more fastback in style, blackened pillars and dipping beltline also reminding of the Citroen C-Sportlounge concept.