Kawasaki's Vulcan 2000 boasts the largest production V-Twin engine ever at 2,053cc ... forged piston that would move a significant 123.2 mm of stroke length within the confines of its 103 mm ...

Engine Air-cooled, four-stroke, OHV V-Twin Displacement 345cc From 2001 to ... Suzuki’s 124cc V-twin had a 3-valve per ...