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 ...

Reusing a cylinder head gasket can seem like it'd save you plenty of money. But doing this is incredibly risky, and it could ...

Brian Cooley is CNET's Editor at large and has been with the brand since 1995. He currently focuses on electrification of vehicles but also follows the big trends in smart home, digital healthcare, 5G ...

MAHLE Lifecycle and Mobility released its list of new part numbers for its MAHLE, BEHR and CLEVITE automotive aftermarket ...

Once upon a time, building an engine that didn't leak required serious attention to detail, teeth gnashing, and plenty of luck! Having a properly sealed engine was a religious experience and, judging ...

Gaskets. At a glance they seem unimportant, yet without them, fluids would leak from every joint, fuel would spew, and flaming gases would explode from every crevice once the spark plug flashed.

Cylinder head failures are very dangerous and very expensive, so it's important to recognize the key signs early. Here's what ...

A 2024 Honda CR-V owner loses all its oil just 2 miles after a dealer service. The dealer blames a "faulty gasket," but I reveal why this story doesn’t add up, and the engine damage Honda isn't ...

No smoke machine? No problem. Learn how to check for engine vacuum leaks using visual cues, soapy water, and DIY tricks to ...