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 images.
Tolerance: B
The piston kit contains piston pins, piston clips and piston rings.
Corresponding assembly tools, piston rings, piston pin locks etc. can be found in the accessories section.
Quality product from the Italian manufacturer Gilardoni under the italkit brand.
| Nominal diameter | 47 mm |
| Manufacturer | Gilardoni italkit |
| Thick piston ring | 2 mm |
| 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 |
| Piston ring impact | Internal fuse (IS) |
| Ø piston pin (B) | 12 mm |
| Tolerance group | B |
| Piston weight | 100 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
Accessories & related products
Gilardoni italkit piston 47 mm #A | Puch
Manufacturer: Gilardoni italkit · Nominal diameter: 47 mm · 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 · Piston weight: 100 g
EUR 81.50
Gilardoni italkit piston 47 mm #C | Puch
Manufacturer: Gilardoni italkit · Nominal diameter: 47 mm · 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 · Piston weight: 101 g
EUR 81.50
GPO piston pin extractor Ø 10, 12, 14 mm
Manufacturer: GPO · Material: Steel · Surface: burnished · Area of application: (Dis)assembly tool · Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Number of components: 7 pcs · Width across flats SW: 10 mm · Width across flats SW: 17 mm · Total length: 130 mm
EUR 23.50
Gilardoni italkit 47 mm cylinder kit without cylinder head | Puch
Manufacturer: Gilardoni italkit · Material: Aluminum · Surface: sandblasted · Displacement: 75 ccm · Nominal diameter: 47 mm · Area of application: Tuning · Crankshaft stroke: 43 mm · Ø cylinder neck: 51 mm · Ø outlet inside: 26.5 mm · Ø Inlet inside: 18.3 mm · Ø piston pin (B): 12 mm · Inlet window: 38.5 x 25.8 · Thread inlet: M6x1 (standard thread) · Hole spacing inlet: 35.5 mm · Hole spacing inlet: 60 mm · Outlet type: slanted · Hole pattern [mm]: 44 x 44 · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Decompressor: No · Camouflaged: No · Number of fixing points: 4 pcs
EUR 248.10
Gilardoni italkit piston 47 mm #D | Puch
Manufacturer: Gilardoni italkit · Nominal diameter: 47 mm · 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 · Piston weight: 102 g
EUR 81.50
Moped fans also bought
Fuel tap horizontal M12x1 (with union nut) outgoing at the bottom
Possible lever positions: open / closed / reserve · Thread type: MF12x1 (fine pitch thread) · Material lever: Metal · Filter type: Plastic net · Ø fuel hose connection: 6 mm · Installation direction: horizontal / horizontal · Outlet direction: below · Spare tube shape: curved · Reserve level: 70 mm · Mounting type: Union nut
EUR 11.70
Not so nice 
Merrick 2.25 x 17" tires MK 528 Semi-Slick Whitewall
Manufacturer: Merrick · Tire width [inch]: 2.25 " · Tire width [mm]: 60 · Width [inch]: 2 1/4 · Tire height [%]: 90 · Wheel size [inch]: 17 " · Old designation: 21 x 2.25 · Speed index: B = 50 km/h · Load capacity index: 39 = 136 kg · Profile type: MK-528-01 · Tire type: Semi-slick · Color: black · Color: white · White wall: Yes · Tubeless (yes/no): Tubetype TT (requires hose)
EUR 45.50
Heidenau 2.25 - 2.50 x 17" tube
Manufacturer: Heidenau · Valve type: TR6 car valve · Tire width [inch]: 2.25 - 2.5 " · Tire width [mm]: 57.15 - 63.5 · Width [inch]: 2 1/4 · Width [inch]: 2 1/2 · Tire height [%]: 100 · Wheel size [inch]: 17 " · Old designation: 21 x 2.25 · Old designation: 21 x 2.5
EUR 17.60
Collection only possible with online purchase and appointment.
