Time was when a valve job was done with some valve-grinding compound and a vacuum cup on a stick. But no more. Today's high performance engines require the same machining precision in the valves that ...

The hunt for efficient engine valve technology can be a never-ending journey into cam timing, various combustion cycles, and lift and duration adjustments. For that reason, some companies believe ...

The choke valve in an engine's carburetor, whether it's a Holley carburetor or another brand, helps a cold engine start by restricting some of the airflow into it. When the engine is cold, the choke ...

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 ...

General Motors president Mark Reuss says a valve coating issue caused recent Chevrolet engine failures in IndyCar.

Your engine is composed of many moving parts and pieces. In order to move through the four stages of internal combustion, all of these bits and bobs are quite necessary. Some engines, however, take ...

You've probably read this line a dozen times: "It's never been easier to make horsepower than right now." While that's true, it also means everything else in the engine is now more highly stressed.

At its most basic level, an engine is an air pump. Internal combustion engines breathe fresh air and expel wasted exhaust gases to make power. Something has to tell those intake and exhaust valves ...

Discover how to repurpose old engine valves into a powerful hammer drill attachment with this step-by-step DIY project. Watch ...

What's scarier than a Maserati engine from the '80s? A more sophisticated one from the same timeline. Admittedly, we can't really comment on its reliability, as Maserati's prototype six-valve engine ...

Affected vehicles include model-year 2021-22 Bronco, Edge and Explorer SUVs and F-150 trucks, as well as model-year 2021-22 Aviator and Nautilus SUVs from Ford luxury brand Lincoln. The 2.7- or ...