Cars, Trucks & Engines

You may have passed the test for your driver's license, but that doesn't mean you'll ace our quizzes about all things auto. Buckle up, because we're about to test your auto knowledge.

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Harley-Davidson is synonymous with deafening roars on the open road. How much do you know about these world-famous motorcycles? Take this quiz to find out.

From revolutionary inventions to famous feuds, the history of American automakers is the stuff of legend. How much do you know about home-grown cars? Test your knowledge with this quiz.

By Seth Thomas

Many of our household tools and vehicles — like lawnmowers, chainsaws, outboard boats and snowmobiles — are powered by small engines. It's a good idea to have a working knowledge of how these systems work and what to do when they don't. Take this quiz and find out if you've got the skills to repair and maintain small engines!


A car's transmission enables the engine to provide a wide range of output speeds — without it, you'd be limited to just one gear. But how much do you know about this vital piece of automotive hardware? Test your knowledge of both automatic and manual transmissions by taking this quiz!

While diesel earned itself a bad reputation for spewing soot in the early days, improvements have made it much cleaner. Test your knowledge of all things diesel with this quiz.

By Ed Grabianowski

Can you tell the difference between a camshaft and a stick shift? You will once you take the engine performance quiz. See if you know what makes your car get up and go.