43 mm replacement piston with one 2 mm L-shaped piston ring with internal circlip (IS) and one rectangular piston ring with flank circlip (FS) for Piaggio Ciao, SI, Bravo, Boxer mopeds / mopeds with 43 mm Athena cylinder kit.
The detailed dimensions of the piston according to the technical drawing can be found in the details. You can also find out about the relevant piston rings, their rods and locking types on the legend in the pictures.
Tolerance type: A
Note: We recommend that you cut out the lugs for the boost parts to form a continuous slot, as the position of the lugs is not correct.
The piston kit contains piston pins, piston clips and piston rings.
You will find the corresponding assembly tool, piston pin locks and, if necessary, the corresponding cylinder in the accessories section.
Quality product from the Italian manufacturer Athena.
Details
| Nominal diameter | 43 mm |
| Manufacturer | Athena |
| Ø outside piston (A) | 42.93 mm |
| Compression height (C) | 26.25 mm |
| Curvature (D) | 4 mm |
| Total piston height (E) | 52.6 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 |
| Ø piston pin (B) | 12 mm |
| Tolerance group | A |
Suitable for the following models
| Piaggio | Ciao - Ciao, Ciao, Ciao, Ciao Si Bravo/Superbravo Boxer Grillo |
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Athena piston 43mm (10 mm KoBo) #A | Piaggio Ciao, SI, Bravo, Boxer
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Collection only possible with online purchase and appointment.
