If you are not at least moderately informed about how engines work, you may still be aware that they all require water, or antifreeze, in order to function. It is true that some form of coolant is ...

Classic Volkswagens have a cult following, and that's certainly no secret. The Type 1 and Type 2, better known as the VW Beetle and Bus, stand out as some of the most recognizable cars in history ...

In the wonderful, quirky world of the Volkswagen Beetle, even the heater has a story to tell. Without a liquid-cooled engine to provide heat, the VW Beetle engineers had to get creative. The result ...

There was a time, long ago, when passenger vehicles used to be much simpler than they are today. There were many downsides of this era, safety chief among them, but there were some perks as well. They ...

Air-cooled engines were once commonplace in the auto and moto industries. The most well-known were the Porsche flat six, VW flat four, Corvair, and numerous motorcycle engines, from BMW to ...

We're going to avoid the low-hanging fruit here and just say up front that no, old Beetles did not pipe hot exhaust gas straight into their cabins. They relied on exhaust gases to heat up (relatively) ...

Motorcycle engines live and die by how well they shed heat, and the choice between liquid and air cooling shapes everything from performance to maintenance. Riders weighing a new purchase or planning ...

Cooling fins are an iconic feature of motorcycle design. These blades made their mark early, with their parallel lines encircling the cylinders of classic bikes from day one. Whether on the striking V ...