Cylinder kit (diameter 57mm / 130cc) - 1400050/R - Polini

Cylinder kit Polini (57mm / 130cc) for the following applications: Vespa ETS 125 AIR 2T (1984-1985) / PK 125 AIR 2T (1983-1989) / PK 125 S AIR 2T (1983-1989) / PK 125 XL AIR 2T (1986-1989) / Primavera ET3 125 AIR 2T (1967-1983).

The kit includes:
- Cylinder;
- Complete piston (piston, wrist pin, rings, circlips);
- Cylinder head;
- Studs.

Technical specifications:
- Displacement: 130 cc;
- Stroke: 51.00 mm;
- Bore: 57.00 mm;
- Piston pin: 15 mm;
- Maximum power output: 12.6 HP at 8,100 RPM;
- Cooling: air-cooled;
- Material: cast iron;
- Class: Sport.

Note: Use a long thread spark plug.