The Revolution Engine

The Revolution Engine

The Revolution engine is based on the VR-1000 Superbike race program, developed by Harley-Davidson’s Powertrain Engineering team and Porsche Engineering in Stuttgart, Germany. It is a liquid cooled, dual overhead cam, internally counterbalanced 60 degree V-twin engine with a displacement of 69 cubic inches (1130 cc), producing 115 horsepower (86 kW) at 8250 rpm at the crank, with a redline of 9000 rpm. It was introduced for the new V rod line in 2001 for the 2002 model year, starting with the single VRSCA (V-Twin Racing Street Custom) model.

A 1250 cc Screamin’ Eagle version of the Revolution engine was made available for 2005, and was present thereafter in a single production model from 2005-2007. In 2008, the 1250 cc Revolution Engine became standard for the entire VRSC line. Harley-Davidson claims 123 horsepower (92 kW) at the crank for the 2008 VRSCAW model. The VRXSE Destroyer is equipped with a stroker (75 mm crank) Screamin’ Eagle 1,300 cubic centimetres (79 cu in) Revolution Engine, producing over 165 horsepower (123 kW). VRSC (V-Twin Racing Street Custom) models. At first it was used in a single model called V rod. By 2006, the line had been expanded to five consumer model V rods, including the standard V rod, the “roadster-styled” Street Rod, the long and low Night Rod, and the VRSCSE² Screamin’ Eagle V rod with 1250 cc big bore kit. 2007 saw the addition of further models like the VRSCDX “Night Rod Special” and the VRSCA being replaced by the VRSCAW with a 240 mm wide rear tire (up from the 180 mm rear tire on the “A”)

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