38 mm piston kit with two 1.5 mm rectangular piston rings with flank lock (FS) for your Tomos Funtastic, Funsport, Roadie moped / moped with A55 engine.
The detailed dimensioning 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 stems and locking types on the legend in the pictures.
The piston kit contains pistons, piston pins, piston clips and piston rings.
Note: The piston can also be used on Tomos mopeds with an A35 engine, provided the intake and exhaust are also replaced
You can find more piston kits, the appropriate assembly tools and, if necessary, the right cylinder in the accessories section.
Quality product from the Italian manufacturer Vertex.
| Nominal diameter | 38 mm |
| Manufacturer | Vertex |
| Ø outside piston (A) | 37.97 mm |
| Compression height (C) | 22.5 mm |
| Curvature (D) | 3 mm |
| Total piston height (E) | 52 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Flank safety device (FS) |
| Piston ring height | 1.5 mm |
| Ø piston pin (B) | 12 mm |
| Weight piston kit | 70 g |
| Tomos | Fun Sport'R Roadie |
Ratings
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Collection only possible with online purchase and appointment.
