When it comes to engines, the term "block" can mean a few things. There's big block versus small block and short block vs long block, but at the heart of the matter is the engine itself. The ...

In this final installment of HOT ROD's 350-cubic-inch Chevy V-8 engine build series (originally published in October 1989), Steve Anderson breaks down the things to look for and the hard parts you ...

Swapping cylinder heads is a great way to bump up your V8's power output. But do you have to worry about putting aluminum ...

While looking around on modified.com recently, I noticed a post on the site's forum asking what cylinder head porting and polishing is. The person who posted it apologized for asking what he felt was ...

Like it or not, cylinder head design is a subject that's very complex, and it's impossible to make it simple. Considering that no single component on an engine affects power output more than the ...

Head gasket failures can turn a dependable vehicle into an expensive repair project, but some engines have earned a ...

Whether building an engine from scratch or modifying the engine already in your car, there's no doubt that choosing the right cylinder heads for your combination can greatly affect the horsepower and ...

Our mechanic takes us through the cylinder head and valve train and continues his explanation of how engines really work. The Mechanic is the kind of chap who eat, sleeps and breathes engineering.

How Milling Cylinder Heads Can Hurt Oil Pressure. Explore the effects of cylinder-head milling on engine geometry and why ...

The cylinder head gasket provides a seal between the engine block and the head that caps the cylinders. The gasket not only contains the pressure of controlled explosions within the cylinders but also ...