
Forged Wössner high-performance piston for the 47 mm Gilardoni italkit Puch cylinder kit.
ZME forged piston developed by MBR with a 1 mm rectangular piston ring with internal fuse (IS), which is often used in the Mofacross / Mofacup scene.
Optimal material structure, flow-optimized shape and large-diameter inlet windows characterize this high-quality racing piston.
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.
The molybdenum coating, in combination with oil, provides technologically advanced wear protection with outstanding sliding properties.
Recommended piston size (coating corresponds to +0.01 mm to +0.02 mm):
Gilardoni italkit cylinder A (47.00 mm): 46.94 mm piston (in exceptional cases, e.g. when using ASPEN: 46.93 mm piston)
Gilardoni italkit cylinder B (47.01 mm): 46.95 mm piston
Gilardoni italkit cylinder C (47.02 mm): 46.96 mm piston
Piston ring, piston pin and piston pin locks are included in the scope of delivery.
Matching add-on parts such as cylinder kits, needle bearings, stroke plates, carburettors, air filters etc. can be found under accessories.
| Nominal diameter | 47 mm |
| Manufacturer | Wössner, MBR |
| Surface | molybdenum-coated |
| Ø outside piston (A) | 46.96 mm |
| Compression height (C) | 22 mm |
| Curvature (D) | 2.65 mm |
| Total piston height (E) | 48.45 mm |
| Number of piston rings (F) | 1 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1 mm |
| Ø piston pin (B) | 12 mm |
| Weight piston kit | 93 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
Accessories & related products
HOMOET exhaust P8 | Puch (slanted exhaust)
Manufacturer: HOMOET · Surface: varnished · Color: black · Material: Steel · Total length: 915 mm · Ø Silencer: 50 mm · Number of fixing points: 1 pcs · Ø Flame tube outside: 28 mm · Exhaust type: Cone / double cone · Ø Internal connection: 25 mm · Ø outside: 88 mm · Mounting type: Welded lug · Flame tube attachment: Flange
EUR 359.20
swiing® ingenious intake manifold Gilardoni italkit Inox
Material: Aluminum · Number of fixing points: 4 pcs · Manufacturer: swiing® ingenious parts · Ø inside: 21 mm · Mounting type: Screws · Ø External connection: 24 mm · Total length: 80 mm · Area of application: Tuning · Height flange center hole: 42.5 mm · Total height: 55 mm · Hole pattern [mm]: 60 x 35 · Camouflaged: No
EUR 84.10
Polini 24 mm carburetor (hand choke)
Nominal diameter: 24 mm · Manufacturer: Polini · Component group Carburetor: Carburetor complete · Carburetor type: Flat slide valve · Choke control: Hand choke · Nozzle thread: M5x0.8 (standard thread) · Ø fuel hose connection: 6 mm · Ø Air filter connection: 49 mm · Mixed oil connection: Yes · Mounting type: Plug connection · Vacuum connection: Yes · Area of application: Tuning
EUR 185.70
MLM 25 mm intake manifold Gilardoni italkit black | Puch
Material: Steel · Color: black · Number of fixing points: 4 pcs · Manufacturer: MLM · Surface: varnished · Ø inside: 25 mm · Mounting type: Screws · Ø External connection: 28.5 mm · Area of application: Tuning · Hole pattern [mm]: 60 x 35
EUR 99.00
Not in stock
Gilardoni italkit 47 mm cylinder kit without cylinder head | Puch
Nominal diameter: 47 mm · Manufacturer: Gilardoni italkit · Camouflaged: No · Surface: sandblasted · Displacement: 75 ccm · Material: Aluminum · Crankshaft stroke: 43 mm · Ø cylinder neck: 51 mm · Ø outlet inside: 26.5 mm · Ø Inlet inside: 18.3 mm · Hole spacing inlet: 35.5 mm · Hole spacing inlet: 60 mm · Inlet window: 38.5 x 25.8 · Thread inlet: M6x1 (standard thread) · Hole pattern [mm]: 44 x 44 · Number of fixing points: 4 pcs · Ø piston pin (B): 12 mm · Outlet type: slanted · Hole spacing outlet: 42 mm · Thread outlet: M6x1 (standard thread) · Area of application: Tuning · Decompressor: No
EUR 260.10
Moped fans also bought
swiing® revival stud bolt set M6 x 106 | Puch
Manufacturer: swiing® revival parts · Material: Steel · Surface: galvanized (blue) · Thread type: M6x1 (standard thread) · Diameter: 5.9 mm · Drive: External hexagon · Total length: 106 mm · Thread length: 13 mm · Thread length: 18.5 mm · Width across flats: 10 mm · Alternative version of the Puch OEM number: 360.1.10.034.1
EUR 9.15
Stage6 8-folding diaphragm by Moto Tassinari (Gilardoni italkit)
Material: Plastic · Total length: 77 mm · Number of fixing points: 4 pcs · Ø mounting hole: 6.6 mm · Manufacturer: Stage6 · Surface: raw · Number of flaps: 8 pcs · Width: 49 mm · Membrane material: Carbon · Thick membrane platelets: 0.4 mm · Mounting type: Screws · Area of application: High End · Hole pattern [mm]: 60 x 35 mm
EUR 142.40
Not in stock
MBR clutch basket 18 teeth Racing straight | Puch E50
Manufacturer: MBR · Ø inside: 15 mm · Ø inside: 17 mm · Ø outside: 99.5 mm · Height: 49 mm · Material: Steel · Area of application: Tuning · Toothing type: straight toothed · Recording type: Interlocking · Number of teeth: 18 pcs · Ø Receptacle: 31 mm
EUR 229.10
swiing® revival gasket gearbox cover engine 1 mm | Puch E50
Manufacturer: swiing® revival parts · Material: Sealing paper · Color: sand-colored · Ø inside: 106 mm · Ø outside: 116 mm · Thickness: 1 mm · Number of fixing points: 4 pcs · Number of components: 1 pcs · Alternative version of the Puch OEM number: 349.1.10.349.1
EUR 4.85











