MALOSSI H2O Cylinder Kit - Ø67mm

Description

Technical Specifications

Cylinder

125 cc version:

1. Bore: Ø 67 mm
2. Stroke: 47 mm
3. Displacement: 166 cc

200 cc version:

1. Bore: Ø 67 mm
2. Stroke: 58 mm
3. Displacement: 200 cc

• Compression ratio: 12:1
• Material: High-silicon aluminum alloy, refined and heat-treated; cylinder bore coated with a silicon carbide layer embedded in an electrolytic nickel matrix, featuring a cross-hatch finish produced through a two-stage diamond honing process with extremely tight tolerances.
• Manufacturing: Machined on high-precision CNC equipment.
• Piston-to-cylinder clearance: Selected to 0.05 mm.
• Newly optimized, oversized heat transfer surfaces.

Piston

• Ultra-compact design with three piston rings.
• Material: Special low thermal expansion aluminum-silicon alloy, with tin-coated sliding surfaces.
• Manufacturing: CNC-machined.
• Lightweight and reinforced construction.
• Oversized heat dissipation surfaces.

Piston Rings

• Special high-travel design with exceptionally high mechanical strength.
• First compression ring: Nitrided and chrome-plated steel.
• Second compression ring: Special cast iron.
• Three-piece oil control ring made of special alloy steel, chrome-plated for enhanced durability.