47.0 mm replacement piston with a 2 mm rectangular piston ring and a 1.5 mm L-piston ring 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) | 46.97 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 |
| Piston ring mold | L-ring, Rectangular ring |
| Ø piston pin (B) | 12 mm |
| Piston ring impact | Internal fuse (IS) |
| Thick piston ring | 2 mm |
| Tolerance group | B |
| Weight piston kit | 100 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
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Gilardoni italkit piston 47 mm #A | Puch
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 · 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: A · Weight piston kit: 100 g
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Gilardoni italkit piston 47 mm #C | Puch
Nominal diameter: 47 mm · 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 · 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 cylinder head | Puch
Material: Aluminum · Surface: sandblasted · Manufacturer: Gilardoni italkit · Number of fixing points: 4 pcs · Displacement: 75 ccm · Crankshaft stroke: 43 mm · Nominal diameter: 47 mm · Ø cylinder neck: 51 mm · Ø Inlet inside: 18.3 mm · Inlet window: 38.5 x 25.8 mm · Thread inlet: M6x1 (standard thread) · Ø outlet inside: 26.5 mm · Area of application: Tuning · Decompressor: No · Ø piston pin (B): 12 mm · Hole spacing outlet: 42 mm · Hole pattern [mm]: 44 x 44 · Outlet type: slanted · Hole spacing inlet: 35.5 mm · Hole spacing inlet: 60 mm · Thread outlet: M6x1 (standard thread) · Camouflaged: No
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Gilardoni italkit piston 47 mm #D | Puch
Nominal diameter: 47 mm · 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 · 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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