41.0 mm piston with a 2 mm L-shaped piston ring with internal locking (IS) and a 1.5 mm rectangular piston ring with flank locking (FS), compatible with the 41 mm Gilardoni italkit for various Piaggio mopeds.
You can find the detailed dimensions of the piston, as shown in the technical drawing, in the product details. You can also find information about the standard piston rings, their clearances, and retaining types in the legend accompanying the images.
The piston kit includes piston pins, piston clips, and piston rings.
Note: Please observe the installation direction during assembly. The piston is installed with the arrow pointing toward the exhaust on the exhaust side.
You’ll find the necessary installation tools, piston pin retainers, and, if needed, the corresponding cylinder in the accessories section.
| Nominal diameter | 41 mm |
| Ø outside piston (A) | 40.95 mm |
| Compression height (C) | 26.2 mm |
| Curvature (D) | 2.3 mm |
| Total piston height (E) | 50.55 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | L-ring, Rectangular ring |
| Piston ring impact | Internal fuse (IS), Flank safety device (FS) |
| Piston ring height | 2 mm, 1.5 mm |
| Ø piston pin (B) | 10 mm |
| Piaggio | Ciao - P , SC , PX , C24 Si Bravo / Super Bravo Boxer Grillo |
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