2012 Harley Davidson Switchback. 1688 cc V Twin 2 Cylinders 4-Stroke OHV - Pushrod Fuel Injected. Harley Davidson has revealed the 2014 Dyna Switchback. Unfortunately there aren't major upgrades for the new model year but there are a few small modifications that are welcomed.The bike continues to be powered by the same twin cam 103 engine. The engine features a lightweight piston design which improves the power delivery and the makes it more refined. The engine cranks out a peak torque of 98.8 ft-lb at 3500 rpm and is mated on a six speed Cruise Drive transmission.Once you jump on the back of the 2014 Harley Davidson Dyna Switchback you'll be welcomed by a spacious seat mini "ape hanger" handlebars and a modern console with a five inch speedo. You also get full-length rider footboards and detachable windshield and saddlebags.