1938 · 🇩🇪 Germany · 46 hp
The 1973 Volkswagen Beetle Type 1 ran a 1600cc air-cooled flat-four producing around 46 hp. By this era it featured larger bumpers and a fuel-injected option in some markets. Its Ferdinand Porsche-designed rear-engine layout and distinctive silhouette made it the best-selling single nameplate in history.