From Street Stock to Winston Cup, the three most important areas for engine performance improvements are cylinder heads, valvetrains, and intake manifolds. In particular, cylinder heads affect most ...

You might think that after all these years the pushrod V-8 has been in existence, cylinder head design would have been perfected. Think again. When it comes to cutting ports and combustion chambers ...

Modern internal combustion engines are under a lot of stress during normal operation. In particular, there's a lot of tension between the cylinder head and the engine block, especially in diesel ...

3D printing can be used for making all sorts of objects, including the cylinder head on your car, but how long would it last?

Cylinder head problems can quietly turn into catastrophic engine damage if ignored. From overheating and coolant leaks to warped surfaces and burnt valves, these issues often give early warning signs.

On a recent trip to Vrbancic Brothers Racing to witness a dyno pull, we had the chance to chat with Bob and George about the various project engines in their shop. One of their customers brought in an ...

Chrysler Group dealers are replacing malfunctioning cylinder heads on a small percentage of 3.6-liter Pentastar V6 engines. And a recent shortage of replacement heads means some customers have been ...

General Motors’ LS V8s are beyond commonplace in the car nut universe. People swap them into everything—Porsches included—and while they’re the quickest way to impress on a dyno, they aren’t exactly ...

Head gasket sealer is a product that's supposed to temporarily fix a leaking head gasket. It works by plugging the tiny holes in your engine's cylinder head and restoring compression. When done ...

An engine's displacement dictates power output based on the bore and stroke, while compression ratio influences how strong ...

We're used to the unexpected from World Products--things like 454-cube small-blocks and big-blocks with cylinders large enough to warrant their own ZIP codes. But this is something altogether new and ...