Vespa Primavera 125 [1967-1975] - Cast iron cylinder kit ø 57.5 pin ø 15

MALOSSI cast iron cylinder kit for the Vespa Primavera 125

The MALOSSI cast iron cylinder kit with 57.5 mm diameter and 15 mm pin is assigned to the Vespa Primavera 125 from the years 1967-1975. The racing piston compression version is aimed at applications where a cylinder kit is required for competition operation.

Technical features

• Material: cast
• Diameter: Ø 57.5 mm
• Pin: Ø 15 mm
• Stroke: 51mm
• Displacement: 132.5 cm³
• Compression ratio: 1:11.4
• Piston rings: 2
• Openings: 7
• Cylinder head: hemispherical
• Spark plug: central, IW 27

Interpretation and selection aid

The kit is intended for city/sport use and has the specified power range 12/18. SHB 20 or PHBL 25 are recommended as carburetors. The stroke of 51 mm is crucial for selecting the right structure.

Vehicle allocation and usage

Suitable for: Vespa Primavera 125, built between 1967 and 1975. The technical design is intended exclusively for use in competitions at designated venues in accordance with the regulations of the responsible sports associations. Assembly instructions are available for assembly.