More displacement for Piaggio 4T - Polini Sport 77 ccm
High-quality cylinder kit made from a special cast alloy, which makes the POLINI even more wear-resistant than the standard cylinder. Thanks to the 49 mm bore, your engine and cylinder have a displacement of 78.7 cm². Maximum power is achieved at 7,500 rpm. The compression ratio is 6.5:1. The big advantage is the significant increase in power and torque. This means you have an engine with significantly more torque and pulling power and full suitability for everyday use.
Conclusion: Perfect for every traffic light duel!