Vespa Cosa 125 [1988-1997] - Aluminum cylinder kit ø 63 aluminum CVF2 pin ø 15 Sport

Aluminum cylinder kit for the Vespa Cosa 125

The MALOSSI aluminum cylinder kit ø 63 aluminum CVF2 pin ø 15 Sport is intended for the Vespa Cosa 125 from the 1988-1997 model year range. The cylinder was made of a high-strength aluminum alloy and a nickel-chrome coated cylinder liner. The design supports controlled heat exchange around the liner and openings.

Technical features

• Material: aluminum
• Cylinder diameter: Ø 63 mm
• Piston compression: Racing
• Piston pin: Ø 15 mm
• CVF2 cylinder with 7 ports
• Coated openings and aerodynamically profiled cooling fins
• Hemispherical combustion chamber with manufacturing tolerances in the tenth of a millimeter range

The piston consists of a steel core with an aluminum and silicon alloy coating. Ribs in the inner area of ​​the piston skirt reinforce particularly stressed areas. Rear windows and diametrical grooves support fresh air flow to the cylinder openings.

Connection and adjustment

The connection to the muffler is via a flange connection system with four head screws on the cylinder and an O-ring seal on the exhaust. The connection is designed for exhaust systems with a 37 mm inlet diameter. A basic set of seals in different strengths allows the compression to be adapted to different purposes.

Vehicle assignment and important information

The cylinder kit is assigned to the Vespa Cosa 125, built between 1988 and 1997. The product is intended exclusively for competitions at designated venues in accordance with the regulations of the relevant sports associations. No liability is assumed for improper use.