MALOSSI Cast Cylinder Kit Ø 61 mm (Manufacturer reference 3116252)
This thermal group kit by Malossi brings the classic Ø 61 mm back to life for the Vespa PX 80 2T. Designed for urban use focused on performance, it combines a self-lubricating cast cylinder, a high-silicon aluminum piston, and a machined cylinder head to optimize thermal exchanges and sealing.
Key Features
- Special cast alloy cylinder molded and CNC machined for strict dimensional control.
- Recalculated transfers and exhaust ports for improved thermodynamic performance.
- Lightweight and reinforced aluminum piston with low expansion, precisely fitted to the cylinder (clearance 0.010–0.005 mm).
- Modular cast iron segments with hard chrome coating for increased wear resistance.
- Die-cast aluminum cylinder head, hemispherical chamber with centered squish and Viton head gasket; O-ring between head and cylinder to improve sealing.
- Compression: Racing — intended for competition use.
Compatible with VESPA PX 80 2T (notably PX E models from 1984–1986). Installation recommended by a professional; carburetion and exhaust adjustments to be adapted.
Important: Product reserved exclusively for competition and use on circuits or locations authorized by sporting bodies. Motoblouz disclaims any responsibility in case of inappropriate use.