Discover how to build a simple DIY Stirling engine powered by heat from candles using an empty spray can and pen components.
Oil spills on the garage floor can happen to anyone, and your first instinct would be to clean them in a hurry. What's the best way to do that?
GM Authority is taking a closer look at how an engine block heater works, while outlining how it can improve cold-weather ...
It's surprisingly effective.
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