There’s no denying that at the heart of every motorcycle ride, and every motorcycle for that matter, is what powers it. From single-cylinder marvels to V8 monstrosities, there’s been no shortage of options. Even today, saying there’s a wide variety would be a commendable understatement. Some have done a good job for the motorcycles they were intended for. Some others haven’t quite been a great fit, but they did the job nonetheless.