Using several tubes of J-B Weld, a YouTuber made a working cylinder head that lasted over a minute on the lawnmower engine it ...

Inside an internal combustion engine is an intricate web of small tunnels or passageways that enable oil or coolant to flow, which helps keep everything lubricated and operating at the proper ...

EngineLabs pushed its Godzilla 7.3-liter V8 on the dyno again. LME’s CNC-ported heads delivered big gains on Project Bosszilla.

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 ...

Nearly everyone has heard the words “head gasket” at some point in their life, but nowhere near that many people actually know what one is or what it does. The head gasket is a seal that lives between ...

There was a “what-if” question addressed a few months ago in our Performance Q&A column that piqued our interest. The question was simple: If you had a set of iron and aluminum cylinder heads that ...

Horse Sense:Our normal M.O. for this type of project is to evaluate cylinder heads as part of an overall top-half package that includes a camshaft and intake manifold. Since the word on the street is ...

I'm in the process of building a 348 Chevy stroker [W-series early big-block] engine with a 4-inch stroke crankshaft, 6.135-inch [center-to-center] H-beam stroker rods, a 0.030-inch overbore, and a 10 ...

Imagine a letter showing up in your mailbox from the company that made your car, requesting you to bring it in for a crucial engine component replacement. That might sound a bit strange, but it’s ...

If you are dealing with a blown head gasket in your auto, then you may find yourself wondering how much it will cost to repair and whether it is even worth it. This is just one of the many repairs ...

If you are dealing with a blown head gasket in your auto, then you may find yourself wondering how much it will cost to repair and whether it is even worth it. This is just one of the many repairs ...