Cylinder -VMC Stelvio 2.0 177 cc Ø63, stroke=57mm, aluminum, slanted spark plug, Vespa PX125, PX150, Cosa125/150, GTR125, TS125, Sprint Veloce (VLB1T 0150001-), LML Star/Stella 125/150, Motovespa PX125 Iris(99M), PX150 Iris(75M), 125 CL (9CL), 150 CL (9NC

Cylinder kit VMC / Gilardoni STELVIO 177cc Ø 63mm - Side spark plug

High-performance aluminum cylinder kit with Gilardoni Nikasil coating - Made in Italy

The VMC STELVIO 177cc cylinder kit stands for first-class workmanship, high mileage and optimum performance. Thanks to the Nikasil coating from Gilardoni, it offers maximum wear resistance and excellent heat dissipation - ideal for sporty demands and reliable everyday use.

Technical highlights:

• Displacement: 177.59 cm³
• Bore: Ø 63 mm
• Stroke: 57 mm
• 7 transfer ports for optimum scavenging
• Timing: 114° transfer port / 171° exhaust port
• Lateral spark plug socket

Piston - Model 2025:

• New piston profile for improved performance
• Two-ring piston (bifascia) made from high-strength aluminum alloy
• Piston rings, piston pin and circlips made of hardened steel

Cylinder head:

• Die-cast aluminum
• 8 mounting points for maximum stability
• O-ring seal (Viton) between cylinder head and cylinder

Further equipment:

• Cylinder base gaskets made of paper and aluminum
• Galvanized exhaust flange with Viton O-ring seal
• Bolt-on exhaust mounting