Pontiac V8 1967-79 Stock Rocker Arm Screw-in Stud 8 Each 7/16 350 400 428 455 on 2040-parts.com

Design Services: Motorcity Europe

A recent Business Week article stated that "never before has design been so vital to an auto maker's success, maybe even to its survival". Much of the reason for this is the close parity in quality between different brands and the general high quality of new cars; according to J.D. Power, vehicle quality has improved 24% in the past five years.

Aston Martin adds a V8 Vantage S

Slotted between Aston Martin's vaunted V8 Vantage and the venerable V12 variant comes a tweener model that promises to be anything but vague: Aston is adding the S variant, with more power and an upgraded transmission. The Vantage S draws power from the 4.7-liter V8 making 430 hp, 10 hp more than in the base Vantage. The S also adds 15 lb-ft of torque, boosting total twist to 361 lb-ft.

Most 'American-made' 2013 cars

Domestic brands have the most American-made content in the United States according to a new American Automobile Labeling Act reports. The AALA was enacted in 1992 to inform consumers about the percentage of American content which comprises each car. AALA data specifies the percentage of U.S./Canadian parts content for each vehicle, including where the engine and transmissions were built.