Cylinder set (diameter 44mm / 66.29cc) - Polini

Cylinder set Polini (44mm / 66.29cc) for the following applications: Yamaha Aerox II 50i H2O 4T E4 (2018) / Neo's II 50i H2O 4T E4 (2018) / Neo's II 50i USB H2O 4T E4 (2018).

The set includes:
- Cylinder;
- Equipped piston (piston, pin, rings, clips);
- CDI with wiring harness;
- Air filter sleeve;
- Gaskets.

Technical specifications:
- Displacement: 66.29 cc;
- Stroke: 43.6 mm;
- Bore: 44.00 mm;
- Piston pin: 10 mm;
- Compression ratio: 12.4:1;
- Cooling: water-cooled;
- Material: aluminum;
- Class: Sport.