Harley-Davidson put out the VRSCX as a Screamin' Eagle Tribute bike during the Harley V-Rod's second consecutive NHRA Championship. The VRSCX had the same dimensions as the 2007 VRSCAW, featuring the 240 mm rear tire, 5 gallon gas tank, and forward controls. However, the VRSCX also had paintwork similar to the pro stock V-Rod, a smoked drag-visor windshield, as well as the 1,247 cc Screamin' Eagle Revolution Engine. 1400 were built.The Harley-Davidson VRSC (V-Twin Racing Street Custom) is a model of muscle bike, produced by Harley-Davidson. The engine, called the Revolution engine is based[3] on the VR-1000 Superbike engine and jointly developed and engineered with the German sports car manufacturer Porsche.TRADE FOR 2010 - 2017 YAMAHA VMAX