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 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 common piston rings, their stems and locking types on the legend in the pictures.
| Nominal diameter | 47 mm |
| Manufacturer | Wössner, MBR |
| Surface | molybdenum-coated |
| Ø outside piston (A) | 46.95 mm |
| Compression height (C) | 22 mm |
| Curvature (D) | 2.65 mm |
| Total piston height (E) | 48.15 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 | 94 g |
| Puch | E50 ZA50 (air-cooled) Z50 (X30 Sport) |
Ratings
Accessories & related products
HOMOET exhaust P8 | Puch (slanted exhaust)
Manufacturer: HOMOET · Material: Steel · Surface: varnished · Color: black · Ø outside: 88 mm · Total length: 915 mm · Ø Silencer: 50 mm · Mounting type: Welded lug · Number of fixing points: 1 pcs · Ø Internal connection: 25 mm · Ø Flame tube outside: 28 mm · Exhaust type: Cone / double cone · Flame tube attachment: Flange
EUR 344.00
swiing® ingenious intake manifold Gilardoni italkit Inox
Manufacturer: swiing® ingenious parts · Mounting type: Screws · Number of fixing points: 4 pcs · Material: Aluminum · Camouflaged: No · Ø External connection: 24 mm · Ø inside: 21 mm · Total height: 55 mm · Height flange center hole: 42.5 mm · Hole pattern [mm]: 60 x 35 · Total length: 80 mm · Area of application: Tuning
EUR 80.60
Polini 24 mm carburetor (hand choke)
Nominal diameter: 24 mm · Manufacturer: Polini · Area of application: Tuning · Component group Carburetor: Carburetor complete · Carburetor type: Flat slide valve · Mounting type: Plug connection · Ø Air filter connection: 49 mm · Ø fuel hose connection: 6 mm · Mixed oil connection: Yes · Vacuum connection: Yes · Choke control: Hand choke · Nozzle thread: M5x0.8 (standard thread)
EUR 177.90
MLM 25 mm intake manifold Gilardoni italkit black | Puch
Manufacturer: MLM · Material: Steel · Surface: varnished · Color: black · Ø inside: 25 mm · Mounting type: Screws · Ø External connection: 28.5 mm · Number of fixing points: 4 pcs · Hole pattern [mm]: 60 x 35 · Area of application: Tuning
EUR 94.80
Gilardoni italkit 47 mm cylinder kit without cylinder head | Puch
Surface: sandblasted · Manufacturer: Gilardoni italkit · Number of fixing points: 4 pcs · Material: Aluminum · Displacement: 75 ccm · Crankshaft stroke: 43 mm · Nominal diameter: 47 mm · Ø cylinder neck: 51 mm · Camouflaged: No · Ø Inlet inside: 18.3 mm · Inlet window: 38.5 x 25.8 · Thread inlet: M6x1 (standard thread) · Ø outlet inside: 26.5 mm · Ø piston pin (B): 12 mm · Hole spacing outlet: 42 mm · Outlet type: slanted · Hole spacing inlet: 35.5 mm · Hole pattern [mm]: 44 x 44 · Hole spacing inlet: 60 mm · Thread outlet: M6x1 (standard thread) · Decompressor: No · Area of application: Tuning
EUR 249.00
Explore categories from Piston
Moped fans also bought
swiing® revival M8x12 oil drain plug & copper ring | Puch E50, Z50
Color: silver · Manufacturer: swiing® revival parts · Material: Copper · Material: Steel · Surface: galvanized (blue) · Drive: External hexagon · Screw head: Hexagon · Drive: Slot · Width across flats Screw: 13 mm · Thread type: M8x1.25 (standard thread) · Total length: 18 mm · Thread length: 12 mm · Puch OEM number: 901.1053
EUR 4.15
Motorex engine oil (gear oil) manual 450 ml
Temperature resistance (min.): -30 - 220 °C · Manufacturer: Motorex · Oil type: GL4 · Viscosity (SAE): 80W · Contents: 450 ml · Gearbox type: Foot control · Gearbox type: Manual gearshift · Area of application: Gearbox lubrication with clutch
EUR 12.90
EUR 28.67/l
swiing® ingenious intake manifold Gilardoni italkit Inox
Manufacturer: swiing® ingenious parts · Mounting type: Screws · Number of fixing points: 4 pcs · Material: Aluminum · Camouflaged: No · Ø External connection: 24 mm · Ø inside: 21 mm · Total height: 55 mm · Height flange center hole: 42.5 mm · Hole pattern [mm]: 60 x 35 · Total length: 80 mm · Area of application: Tuning
EUR 80.60
Stage6 8-folding diaphragm by Moto Tassinari (Gilardoni italkit)
Manufacturer: Stage6 · Material: Plastic · Surface: raw · Number of flaps: 8 pcs · Membrane material: Carbon · Thick membrane platelets: 0.4 mm · Ø mounting hole: 6.6 mm · Mounting type: Screws · Total length: 77 mm · Width: 49 mm · Number of fixing points: 4 pcs · Hole pattern [mm]: 60 x 35 mm · Area of application: High End
EUR 136.30
Not in stock
Gilardoni italkit 47 mm cylinder kit without cylinder head | Puch
Surface: sandblasted · Manufacturer: Gilardoni italkit · Number of fixing points: 4 pcs · Material: Aluminum · Displacement: 75 ccm · Crankshaft stroke: 43 mm · Nominal diameter: 47 mm · Ø cylinder neck: 51 mm · Camouflaged: No · Ø Inlet inside: 18.3 mm · Inlet window: 38.5 x 25.8 · Thread inlet: M6x1 (standard thread) · Ø outlet inside: 26.5 mm · Ø piston pin (B): 12 mm · Hole spacing outlet: 42 mm · Outlet type: slanted · Hole spacing inlet: 35.5 mm · Hole pattern [mm]: 44 x 44 · Hole spacing inlet: 60 mm · Thread outlet: M6x1 (standard thread) · Decompressor: No · Area of application: Tuning
EUR 249.00
Attention: new opening hours from 16.02.2026 & new evening sale on Thursday 17:30-20:00
