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

Fisker Karma S concept

Fisker Automotive revealed the newest addition to its lineup at NAIAS 2009, exactly a year after the independent carmaker unveiled its first concept vehicle, the Karma. Called the Karma S concept, the four-seat convertible was designed by Henrik Fisker with input from a newly assembled design team taken on to help bring the Karma sedan to production. The design of the S is likely to make it to the showroom almost unchanged.

Gazoo Racing upgrades the Scion FR-S

Since the 2013 Subaru BRZ and the 2013 Scion FR-S met the public last month, all people want to talk about is when a turbo or supercharged version is coming out. It seems 200 hp and 150 lb-ft of torque just isn't enough. Japanese firm Gazoo Racing decided not to wait for the factory and built a supercharged—and turbocharged—Toyota 86 (our Scion FR-S) that it's calling the Gazoo Racing Sport FR.

Porsche 991 GT3 Cup (2013): the new racer revealed

The first 991-generation to bear the GT3 name isn't a hardcore road car: it's the latest version of the world's most successful racing car. This is the Porsche 911 GT3 Cup car, a stripped-out racer that'll compete in a one-make racing series from 2013. It'll also spawn other racing versions of the rear-engined icon, and eventually track-day versions of the 991 too.