How do you start a fight among a bunch of car nerds? Just ask if the VR6 is a V6 or an inline-six. For more than 30 years, Volkswagen’s ingenious shallow-bank-angle, single-head six-cylinder engine ...

While there have been loads of famous cars that have cropped up over the years, there's nearly an equal number of iconic engines that have seen the light of day, too. You don't have to scratch your ...