MALOSSI ALUMINIUM 75.5MM (269CC) BIG BORE CYLINDER KIT GTS250 (QUASAR 15MM PIN) PIAGGIO MOTOR (3113924)

MALOSSI ALUMINIUM 75.5MM BIG BORE CYLINDER KIT FOR GTS AND 250 (QUASAR 15MM PIN) PIAGGIO MOTOR; 269CC (M3113924)

Includes 75.5mm aluminium cylinder, piston, rings, wrist pin, clips, and gaskets. 

TECHNICAL FEATURES:

Cylinder

• Material: primary aluminium alloy with a high content of hardened and tempered silicon, cylinder liner with silicon carbide coating in a galvanic nickel die and crossed smoothing with two diamond passages with very limited tolerances.
• Machining: on machine tools with high precision numerical control.
• Cylinder-piston connection with an allowance of 0.05 mm.
• Recalculated and upgraded heat exchange surfaces.

Piston:

• Ultra compact with 3 rings.
• Material: special aluminium alloy with high silicon content, low thermal expansion and a tin facing on the sliding surfaces.
• Machining on machine tools with numerical control.
• Lightened and reinforced.
• Upgraded heat exchange surfaces.

Piston rings:

• Compression - special rings with high sliding ease and very high mechanical resistance, in chromium-plated S10 spheroidal cast-iron.
• 1st scraper - ring in chromium-plated S10 spheroidal cast iron.
• 2nd three - piece scraper ring made of chromium-plated steel alloy.