Yamaha X-MAX 125 Tech MAX [2021-2026] - Cylinder kit ø 63 bolts ø 14 H20 I-Tech 4-stroke

MALOSSI cylinder kit for Yamaha X-MAX 125 Tech MAX

The MALOSSI cylinder kit ø 63 bolts ø 14 H20 I-Tech 4-stroke is tailored to the Yamaha X-MAX 125 Tech MAX in the 2021-2026 model year range. The cylinder has a bore of Ø 63 mm, a stroke of 58.7 mm and a displacement of 183 cc.

Technical characteristics

• Material: Aluminum or primary aluminum alloy with a high proportion of hardened and tempered silicon
• Compression ratio: 11.27
• Cylinder liner with silicon carbide coating in a galvanic nickel die
• Cross-smoothing with two diamond passes and very tight tolerances
• Cylinder-piston connection with a tolerance of 0.05 mm
• Recalculated heat exchange surfaces on the cylinder and piston

Pistons and piston rings

The ultra-compact piston is made of a special aluminum alloy with a high silicon content, low thermal expansion and a tin layer on the sliding surfaces. It is light and reinforced and has three rings. The piston rings combine high sliding properties with very high mechanical strength: a nitrided and chrome-plated steel ring for compression, a special cast iron ring and a three-part wiper ring made of special chrome-plated steel alloy.

Vehicle assignment and important information

Suitable for Yamaha X-MAX 125 Tech MAX, years 2021-2026. As a racing version, the product is intended exclusively for competitions at designated venues in accordance with the regulations of the relevant sports associations. Installation may only be carried out with a Force Master 2.1 control unit.