Auto magazines are full of 1,000-horsepower LS engine stories teeming with superchargers, turbochargers, intercoolers, massive loads of nitrous, race gas, and all sorts of glamorous equipment. While ...

Gaining more power from a proven combination can be tricky. It's easy to do too much, forgetting that "bigger is better" isn't always true.In this case, we were looking to extract more power-and ...

If they're running a big mechanical cam, production Ford V-8 cylinder heads with nonadjustable, pedestal-type rocker arms can be machined to make the Ford valvetrain fully adjustable with screw-in ...

Valve covers with drip rails came stock on most high-performance big-block engines back in the classic muscle-car era, but started going away by the early 1970s during the dismal smog era when cams ...

Some early Captivas fitted with the diesel engine may have experienced a condition whereby the camshaft rocker arm bearing could fail. In some instances this rocker arm failure was known to result in ...

In the 1980s General Motors shifted away from small holes in the cylinder head and pushrod guide plates instead to what they refer to as “guided” rocker arms. These stamped rocker arms use two small ...