A shotgun’s payload of pellets flies downrange in an expanding, lengthening swarm. The choke in the gun’s muzzle determines the height and width of that swarm. “Choke” is the taper in the last inches ...

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 ...

In the early days of automotive engineering, manual chokes were a crucial component of vehicle operation. As technology evolved, these devices became obsolete, but understanding their function ...