Air-cooled Volkswagen (VW) engines have a strong following among car enthusiasts for their simplicity, reliability, and performance potential. Whether you’re restoring a classic VW Beetle, modifying a VW Bus, or building a custom dune buggy, finding the right high-performance air-cooled engine can make all the difference. Here’s a comprehensive guide to help you understand the options, what to look for, and where to find high-performance air-cooled VW engines for sale.