Vespa GTS Super 125 Tech [2023] - H20 I-Tech cylinder set - Ø63mm Piaggio/Vespa

Malossi H20 I-Tech cylinder set with Ø 63 mm

The H20 I-Tech cylinder set from Malossi is designed for the Vespa GTS Super 125 Tech of the 2023 model year. With a bore of Ø 63 mm, 58.7 mm stroke and 183 cm³ displacement, it offers clearly defined technical key data for intended competitive use. The compression ratio is 11.48.

Cylinder and machining

• Primary aluminum alloy with high content of hardened and tempered silicon
• Cylinder liner with silicon carbide coating in a galvanic nickel die
• Cross smoothing with two diamond passes and very limited tolerances
• Machining on machine tools with high-precision numerical control
• Cylinder-piston clearance: 0.05 mm
• Recalculated and improved heat exchange surfaces

Pistons and piston rings

The ultra-compact, lightweight and reinforced piston has three rings. It consists of a special aluminum alloy with a high silicon content and low thermal expansion. The sliding surfaces are tin-coated. The piston is also machined on numerically controlled machine tools and has improved heat exchange surfaces.

• First ring: compression ring made of nitrided and chrome-plated steel
• Second ring: special cast iron
• Oil scraper ring: three-piece design made of special chrome-plated steel alloy
• Special rings with good sliding behavior and very high mechanical resistance

Vehicle assignment

Suitable for the Vespa GTS Super 125 Tech, built in 2023.

Factual usage information

This 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.