47.0 mm replacement piston with a 2 mm L-piston ring and a 1.5 mm rectangular piston ring with internal circlip (IS) to fit the Gilardoni italkit cylinder for 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 stems and locking types on the legend in the pictures.
| Nominal diameter | 47 mm |
| Manufacturer | Gilardoni italkit |
| Ø outside piston (A) | 46.96 mm |
| Compression height (C) | 22.5 mm |
| Curvature (D) | 3.2 mm |
| Total piston height (E) | 52.5 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | L-ring, Rectangular ring |
| Ø piston pin (B) | 12 mm |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 2 mm, 1.5 mm |
| Tolerance group | A |
| Weight piston kit | 100 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
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Gilardoni italkit piston 47 mm #B | Puch
Manufacturer: Gilardoni italkit · Ø outside piston (A): 46.97 mm · Compression height (C): 22.5 mm · Curvature (D): 3.2 mm · Total piston height (E): 52.5 mm · Number of piston rings (F): 2 pcs · Nominal diameter: 47 mm · Piston ring mold: L-ring · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Thick piston ring: 2 mm · Ø piston pin (B): 12 mm · Tolerance group: B · Weight piston kit: 100 g
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Gilardoni italkit piston 47 mm #C | Puch
Manufacturer: Gilardoni italkit · Ø outside piston (A): 46.98 mm · Compression height (C): 22.5 mm · Curvature (D): 3.2 mm · Total piston height (E): 52.5 mm · Number of piston rings (F): 2 pcs · Nominal diameter: 47 mm · Piston ring mold: L-ring · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Piston ring height: 1.5 mm · Piston ring height: 2 mm · Ø piston pin (B): 12 mm · Tolerance group: C · Weight piston kit: 101 g
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Gilardoni italkit 47 mm Cylinder Kit (without head) | Puch E50 / Z50 / ZA50
Manufacturer: Gilardoni italkit · Camouflaged: No · Surface: sandblasted · Displacement: 75 ccm · Material: Aluminum · Crankshaft stroke: 43 mm · Nominal diameter: 47 mm · Ø cylinder neck: 51 mm · Ø Inlet inside: 18.3 mm · Ø outlet inside: 26.5 mm · Hole spacing inlet: 35.5 mm · Hole spacing inlet: 60 mm · Inlet window: 38.5 x 25.8 mm · Thread inlet: M6x1 (standard thread) · Hole spacing outlet: 42 mm · Hole pattern [mm]: 44 x 44 · Ø piston pin (B): 12 mm · Number of fixing points: 4 pcs · Area of application: Tuning · Outlet type: slanted · Thread outlet: M6x1 (standard thread) · Decompressor: No
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Gilardoni italkit piston 47 mm #D | Puch
Manufacturer: Gilardoni italkit · Ø outside piston (A): 46.99 mm · Compression height (C): 22.5 mm · Curvature (D): 3.2 mm · Total piston height (E): 52.5 mm · Number of piston rings (F): 2 pcs · Nominal diameter: 47 mm · Piston ring mold: L-ring · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Piston ring height: 1.5 mm · Piston ring height: 2 mm · Ø piston pin (B): 12 mm · Tolerance group: D · Weight piston kit: 102 g
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