43.50 mm piston kit with a 1.2 mm rectangular piston ring with internal fuse (IS) for the Polini racing kit on your Puch moped / moped.
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 dimensions and locking types on the legend in the images.
Dimension tolerance: D
The piston kit contains piston pins, piston clips and piston rings.
Corresponding assembly tools, piston rings, piston pin locks etc. can be found under accessories.
Quality product from the Italian manufacturer Polini.
| Nominal diameter | 43.5 mm |
| Manufacturer | Polini |
| Ø outside piston (A) | 43.48 mm |
| Compression height (C) | 23 mm |
| Curvature (D) | 3.6 mm |
| Total piston height (E) | 50.55 mm |
| Number of piston rings (F) | 1 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.2 mm |
| Ø piston pin (B) | 12 mm |
| Tolerance group | D |
| Weight piston kit | 93 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
Ratings
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Nominal diameter: 43.5 mm · Manufacturer: Polini · Material: Aluminum · Area of application: Racing · Area of application: Tuning · Surface: Nickel silicon carbide (colloquially known as Nikasil) · Displacement: 65 ccm · Crankshaft stroke: 43 mm · Ø cylinder neck: 48 mm · Ø outlet inside: 22 mm · Inlet window: 26 x 21 · Thread inlet: M5x0.8 (standard thread) · Hole spacing inlet: 32 mm · Hole spacing inlet: 39 mm · Ø piston pin (B): 12 mm · Outlet type: straight · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Number of fixing points: 4 pcs · Hole pattern [mm]: 44 x 44 · Camouflaged: No
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Polini piston 43.5 mm #B | Puch
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Polini piston 43.5 mm #C | Puch
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Polini piston 43.5 mm type A | Puch
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