Aluminum cylinder heads sometimes get a bad reputation for warping issues. Here's the truth behind these rumors and why aluminum can be more prone to warping.

I worked as a machinist in an automotive machine shop in the early 1980s before my career took me into the aerospace sector. The shop's high volume of mundane engine rebuilds and turning brake drums ...

Cylinder heads are understandably a vital ingredient in any recipe for "porcupine" horsepower pie, so whether the big-block in your Corvette is being built for street performance, drag racing, road ...

It seems that Pontiac cylinder heads cast between 1967 and 1972 are typically the most sought after for restorations or performance. As the supply of unmodified castings evaporates and the prices ...

Even if they never find a home is NASCAR Grand National racing these siek-looking castings may be available to brighten up the engine compartment of your 1982-'84 Trans Am. Pontiac has this ...