Polini Cylinder Kit (58mm / 134.9cc) for Vespa Primavera ET3 125 AIR 2T (1967-1983).
The kit includes:
- Cylinder;
- Complete piston assembly (piston, wrist pin, piston rings, circlips);
- Cylinder head;
- Studs;
- Gaskets.
Technical specifications:
- Displacement: 134.9 cc;
- Stroke: 51.00 mm;
- Bore: 58.00 mm;
- Piston pin: 15 mm;
- Cooling: air-cooled;
- Material: aluminum;
- Class: Race.
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