Long-stroke crankshaft -BGM Evolution 2 55mm stroke, 110mm connecting rod, Ø=90mm cheeks- Piaggio Maxi 2-stroke, Aprilia SR125, Gilera Runner 125FX, 180FXR, Italjet Dragster 125, 180, Piaggio SKR125, SKR150, TPH125, Skipper125, Skipper150, Hexagon 125EX,