So, How Do Carbs Work?

Among the many reasons our friends at Hagerty are a wonderful partner to the SCCA is that they love #FunWithCars just as much as we do – and they are a wealth of knowledge on a variety of car-related subjects. The following article originally appeared on Hagerty.com. For this and all of Hagerty’s car-related content, visit their media site here.

Smarter Every Day is one of our favorite YouTube channels. Its creator and host, Destin Sandlin, explains the science and physics behind many of the objects and tasks we take for granted every day. One of the first times we remember seeing his channel was the massively popular video in which he tried to ride a bike with backward steering. In the years since, Sandlin’s channel has grown to nearly 10 million subscribers and he’s upped the ante with improved production, adding an impressive high-speed camera to his arsenal.

His latest video reveals the inner workings of a carburetor thanks to a transparent 3D-printed float bowl and venturi as well as some mechanical lessons from his father. For those of us that favor older cars, the science of how a carburetor works may not be a huge revelation, but an entire generation has grown up with EFI, and many that do own carbureted cars may never give the operation a second thought. Even if you come into the video knowing how to rebuild a Holley Dominator while blindfolded, we’re pretty sure you’ll enjoy this video, because there’s some amazing high-speed footage.

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