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

Renault Twizy Sport F1 concept

The Renault Twizy Sport F1 concept has been unveiled at Renault's plant in Vallalodid, Spain. A collaboration between both Renault Sport F1 and Renault Sport Technologies, the concept sits on the wheels of a single-seater racecar and features a front splitter, side-pods, a rear wing and a diffuser with an F1-style rain light. When looking at the concept, which measures in at 2,600mm long, 1,490mm wide and 1,450mm high, the tires are one of the first things you see, and are the same as those fitted to the Formula Renault 2.0 single-seater.

Porsche Panamera – 25,000 built already

Porsche has built 25,000 Panamers in the first year of production Big, exotic cars tend not to sell in big numbers. Annual production in the low thousands is usually as much as you’re likely to see from a supercar and once you get to hypercar levels you can be talking single digit annual production. They’re the rules.

Cadillac teases 2013 'glamour' concept car

Looking to recapture some of its past luster, Cadillac showed renderings of a concept car that will appear at a 2013 auto show. The car is an attempt for the brand to "reflect back not for nostalgia, but what made us great at the time," said Clay Dean, Cadillac director of advanced design. Monterey car week is packed with car shows, vintage racing and car auctions.