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

Engineers tend to ask the kinds of questions nobody else has ever even dreamed of asking. I've never even remotely considered asking whether or not it would be possible to build a functional cylinder ...

Making engine components out of plastic isn't common, especially when you consider how hot engines are, but that doesn't stop this intrepid garage enthusiast.

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.