Name Polini Cylinder Kit Racing d=57 Vespa 125 Primavera Item No. P140.0050/R Brand Polini Homologation Yes Displacement 132cc Stroke Original Conrod Length Standard Product Line Sport Material Cast Iron Engine Type 2-stroke Cooling Type AC Bore 57 mm Number of Piston Rings 2 Cylinder Head Included
Polini is one of the big names in 50cc scooter tuning, and is also one of the leading manufacturers of tuning parts for Vespa, modern and vintage. Cylinders, intake manifolds, exhausts, air filters, carburetors, crankshafts and more - everything you need to boost the performance of your Classic Vespa.
Polini Cylinder Kit cast iron 57mm Vespa Primavera, cast iron racing cylinder with 47mm bore by Polini.
This 57mm diameter cylinder will raise displacement to a total of 130cc while allowing to retain the original crankshaft, and increased displacement leads to higher top speed. Port timings are designed for racing, with an impressive boost in torque throughout the entire rpm range.
The cylinder has 7 transfer ports, a large exhaust port and a 2-ring S10 piston with low-friction coating. Cooling properties are excellent, so this cylinder allows for intense racing use. Optimum RPM range is approximately 8,100rpm. 12.6hp can be easily achieved.
And, made by Polini, everything is manufactured according to very high quality standards.
- cylinder, cylinder head, piston, gaskets
- cast iron cylinder, high-compression aluminium head
- 130cc displacement
- long thread spark plug
- Suitable for (43)
Your product goes with the following manufacturers and their models:
APE 50cc (TL1)
50cc N 1963 - 1971 (V5A1T), 50cc N 1989 (V5X5T), 50cc PK 1982 - 1984 (V5X1T), 50cc R 1969 - 1983 (V5A1T), 50cc Rush 1988 (V5X4T), 50cc S 1963 - 1984 (V5SA1T), 50cc Special 1969 - 1972 (V5A2T), 50cc Special 1973 - 1975 (V5B1T), 50cc Special 1975 - 1983 (V5B3T), 50cc Sprinter 1971 - 1979 (V5SS2T), 50cc Super Sprint 1965 - 1971 (V5SS1T), 90cc 1963 - 1984 (V9A1T), 90cc Racer 1971 - 1974 (V9SS2T), 90cc Super Sprint 1965 - 1971 (V9SS1T), 100cc Sport 1978 - 1984 (V9B1T), 125cc N 1986 (VMX7T), 125cc Primavera 1965 - 1967 (VMA1T), 125cc Primavera 1967 - 1983 (VMA2T), 125cc Primavera ET3 1976 - 1983 (VMB1T), PK 50cc S 1982 - 1984 (V5X2T), PK 50cc S Elestart 1983 - 1984 (V5X2T), PK 50cc S automatic Elestart 1984 (VA51T), PK 50cc XL 1985 (V5X3T), PK 50cc XL Elestart 1985 (V5X3T), PK 50cc XLS 1985 (V5S2T), PK 80cc S Elestart 1983 - 1984 (V8X5T), PK 100cc S 1982 - 1984 (V9X1T), PK 100cc S Elestart 1983 - 1984 (V9X1T), PK 100cc XL 1986 (V9X2T), PK 125cc 1982 - 1984 (VMX1T), PK 125cc S 1982 - 1984 (VMX5T), PK 125cc S Elestart 1982 - 1984 (VMX5T), PK 125cc XL 1986 (VMX6T), PK 125cc XL Elestart 1986 (VMX6T), PK PKS PKXL 50cc SS (V5S1T), PK PKS PKXL 50cc XL2 (V5N1T), PK PKS PKXL 50cc XL2 HP (V5N2T), PK PKS PKXL 125cc ETS (VMS1T), V50 V90 PV ET8 50cc Special Elestart (V5A3T), V50 V90 PV ET10 50cc Special Elestart (V5B2T), V50 V90 PV ET12 50cc Special Elestart (V5B4T), V50 V90 PV ET14 50cc SR 1975 (V5SS2T)
- Spare Parts