Description
Crankshaft Standard Piaggio 4T (2V 3V 4V) AIR BOX This HPC (High Primary Compression) This HPC (High Primary Compression) MKII crankshaft offers exceptional performance This will give you more extension and therefore more top speed Aprilia SR50 Piaggio 4T Motor & Vespa 4T Standard replacement crankshaft for Piaggio Typhoon 4T scooter