Camaro LT

Performance enthusiasts love to have their cake and eat it, too. Which usually means gaining more power while also improving fuel efficiency. Chevrolet is aiming to do just that with the 2012 Camaro, thanks to a new cylinder-head design for the V-6 engine. The new design will bring together key components in a move that Chevy says will increase both power and fuel economy. Basically, the new design on the 3.6-liter direct-injection V-6 combines the exhaust manifold and the cylinder head into one single aluminum casting. There will be two of these castings on each V-6, and each one eliminates...