78.8cc Polini High-Performance Cylinder Upgrade Kit - Polini 49mm Big Bore for Aprilia, Piaggio, Vespa 50 4-stroke 3V, 4V Scooter Engines
78.8cc aluminum sports cylinder kit from Polini for scooters with air-cooled 50cc 4-stroke, 3-valve or 4-valve Piaggio engine.
The cylinder has a 49mm bore and an 11.6: 1 compression ratio. Made in Italy by Polini. Racing Planet USA carries the full range of Polini Spa Parts in North America. If you have any questions please open a support ticket and a Racing Planet USA staff member will respond promptly
78.8cc aluminum sports cylinder kit from Polini for scooters with air-cooled 50cc 4-stroke, 3-valve or 4-valve Piaggio engine.
The cylinder has a 49mm bore and an 11.6: 1 compression ratio. Made in Italy by Polini. Racing Planet USA carries the full range of Polini Spa Parts in North America. If you have any questions please open a support ticket and a Racing Planet USA staff member will respond promptly