MALOS CYLINDER 67,00MM FOR RACE

Description

Technical Specifications

Cylinder

125 cc version:

Bore: Ø 67 mm

Stroke: 47 mm

Displacement: 166 cc

200 cc version:

Bore: Ø 67 mm

Stroke: 58 mm

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.