The ORIGINS of the Parallel Twin

In this week's episode, Mark and Kevin talk about the origins of the parallel twin motor. What makes this motor so popular? And are they actually taking over the world? We answer all of these questions in this episode. Looking to buy? Get prequalified https://octane.co/flex/1?a=171 Subscribe to Cycle World Youtube: http://www.youtube.com/c/cycleworld?sub_confirmation=1 Read more from Cycle World: https://www.cycleworld.com/ Buy Cycle World Merch: https://teespring.com/stores/cycleworld