The Pinasco Power Casing Engine Case for Piaggio Moped has been designed to accommodate a crankshaft with a valve side shoulder 5mm wider than the original, stroke 43mm and 46mm, rotary valve intake with interchangeable manifolds of 13mm (provided), 21mm (optional) and additional CNC machined transfer ports. The kit is available in 2 distinct versions, Valve and Reed for thermal groups with bore sizes of 43mm and 46mm and comes with the dedicated crankshaft and all the accessories for assembly.