AC Athena Sport 80cc Aluminium Cylinder Kit 12mm Minarelli Horizontal

The Athena Sport 80cc Aluminum Cylinder Kit is designed for enthusiasts who want to unleash the full potential of their Minarelli Horizontal AC engine.

With its 47.6 mm bore and use with a 43 mm long-stroke crankshaft, this kit develops a displacement of approximately 80cc, offering a significant gain in power and torque compared to a conventional setup.

Made of aluminum with Nikasil treatment, it ensures excellent heat dissipation, low wear, and high reliability, even under intensive use conditions. The monobloc cylinder head and high-performance gaskets guarantee optimal sealing under high temperatures and pressures.

Technical specifications:

• Brand: Athena
• Range: Sport
• Displacement: Approximately 80cc
• Material: Aluminum
• Coating: Nikasil
• Bore: 47.6 mm
• Required Stroke: 43 mm
• Piston pin: Ø12 mm
• Cylinder head: Monobloc

Contents of the set:

• Athena Sport aluminum cylinder
• Athena Monobloc Cylinder Head
• Athena Basic 70/80cc Piston
• Ø12 mm Piston pin
• Piston Rings
• 12mm Circlips
• Complete Gasket Kit

IMPORTANT:

• This kit absolutely requires a 43 mm / 85mm stroke crankshaft.
• Not compatible with an original crankshaft (39.2 mm).
• Intended for competition use only.
• Check squish, timing, and carburetion during installation.

Installation Guide:

Consult the Athena installation manual for assembly procedures, technical specifications, and manufacturer recommendations.