A small gap with big importance in the performance and health of an engine - here's everything you need to know.

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 ...

Half-Life 3 was a no-show in 2025, but there's another project, made sans Valve's involvement, that might help tide fans over ...

Most modern gasoline and diesel-powered engines found in the cars and trucks seen on today's roadways rely on the four-cycle-engine principles developed in the late 1800s by Nikolaus Otto, Gottlieb ...

Q:I have a 327 in my '31 Ford that features nearly the same cam and components as the one you referenced recently in Pit Stop (Nov. '12). Since a 1.6:1-ratio rocker arm will push the valve a little ...

There's no mistaking this guy. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It feels weird to say, , but ...

Valve has officially released the full client and server code for its seminal first-person shooter Team Fortress 2 online. Fans of the game are encouraged to “change, extend or rewrite” Team Fortress ...