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, results in 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 retainers 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.
Details
| Nominal diameter | 47 mm |
| Manufacturer | Wössner, MBR |
| Surface | molybdenum-coated |
| Ø outside piston (A) | 46.93 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 | 94 g |
Suitable for the following models
| Puch | E50 ZA50 (Fahrtwindgekühlt) Z50 (X30 Sport) |
Accessories & related products
HOMOET exhaust P8 | Puch (slanted exhaust)
Total length: 915 mm · Ø outside: 88 mm · Manufacturer: HOMOET · Material: Steel · Surface: varnished · Color: black · Ø Internal connection: 25 mm · Ø Silencer: 50 mm · Ø Flame tube outside: 28 mm · Exhaust type: Cone / double cone · Mounting type: Welded lug · Number of fixing points: 1 pcs · Flame tube attachment: Flange
EUR 326,80
swiing® ingenious intake manifold Gilardoni italkit Inox
Manufacturer: swiing® ingenious parts · Material: Aluminum · Camouflaged: No · Area of application: Tuning · Mounting type: Screws · Ø inside: 21 mm · Number of fixing points: 4 pcs · Total length: 80 mm · Hole pattern [mm]: 60 x 35 · Height flange center hole: 42.5 mm · Total height: 55 mm · Ø External connection: 24 mm
EUR 76,50
Polini 24 mm carburetor (hand choke)
Manufacturer: Polini · Area of application: Tuning · Carburetor type: Flat slide valve · Nominal diameter: 24 mm · 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: M5
EUR 169,00
MLM 25 mm intake manifold Gilardoni italkit black | Puch
Ø inside: 25 mm · Manufacturer: MLM · Area of application: Tuning · Material: Steel · Color: black · Surface: varnished · Ø External connection: 28.5 mm · Number of fixing points: 4 pcs · Mounting type: Screws · Hole pattern [mm]: 60 x 35
EUR 90,10
Not in stock
Gilardoni italkit 47 mm cylinder kit without cylinder head
Manufacturer: Gilardoni italkit · Area of application: Tuning · Material: Aluminum · Surface: sandblasted · Crankshaft stroke: 43 mm · Displacement: 75 ccm · Ø cylinder neck: 51 mm · Camouflaged: No · Nominal diameter: 47 mm · Number of fixing points: 4 pcs · Ø Inlet inside: 18.3 mm · Ø outlet inside: 26.5 mm · Hole spacing inlet: 35.5 mm · Hole spacing inlet: 60 mm · Ø piston pin (B): 12 mm · Inlet window: 38.5 x 25.8 · Thread inlet: M6x1 (standard thread) · Hole pattern [mm]: 44 x 44 · Decompressor: No · Hole spacing outlet: 42 mm · Outlet type: slanted · Thread outlet: M6x1 (standard thread)
EUR 236,60
Moped fans like you also bought:
swiing® revival upright spring blue galvanized | Puch
Spring design: Tension spring · Ø wire: 2.5 mm · Length spring hook: 19 mm · Length spring hook: 53 mm · Manufacturer: swiing® revival parts · Ø inside: 9 mm · Material: Spring steel · Surface: blue galvanized · Ø outside: 14 mm · Total length: 122 mm
EUR 3,05
swiing® ingenious needle roller bearing 12/15/16.2 "Racing" silver cage
Bearing cage: Silver cage · Ø inside: 12 mm · Manufacturer: swiing® ingenious parts · Bearing type: Needle roller and cage assembly · Width: 16.2 mm · Ø outside: 15 mm · Dimension needle bearing: 12/15 x 16.2 · Tomos spare part no.: 035548
EUR 15,70
Gilardoni italkit 47 mm cylinder kit without cylinder head
Manufacturer: Gilardoni italkit · Area of application: Tuning · Material: Aluminum · Surface: sandblasted · Crankshaft stroke: 43 mm · Displacement: 75 ccm · Ø cylinder neck: 51 mm · Camouflaged: No · Nominal diameter: 47 mm · Number of fixing points: 4 pcs · Ø Inlet inside: 18.3 mm · Ø outlet inside: 26.5 mm · Hole spacing inlet: 35.5 mm · Hole spacing inlet: 60 mm · Ø piston pin (B): 12 mm · Inlet window: 38.5 x 25.8 · Thread inlet: M6x1 (standard thread) · Hole pattern [mm]: 44 x 44 · Decompressor: No · Hole spacing outlet: 42 mm · Outlet type: slanted · Thread outlet: M6x1 (standard thread)
EUR 236,60
Twin Air air filter foam straight (Ø 45 mm)
Manufacturer: Twin Air · Area of application: Tuning · Color: orange · Filter type: Foam · Total length: 110 mm · Camouflaged: No · Length rubber part: 15 mm · Ø outside: 50 mm · Ø outside: 70 mm · Length of filter section: 95 mm · Ø Internal connection: 45 mm · Mounting type: Plug connection clamped
EUR 41,60
Twin Air air filter foam straight short (Ø 45 mm)
Ø outside: 70 mm · Manufacturer: Twin Air · Filter type: Foam · Color: orange · Length rubber part: 15 mm · Ø Internal connection: 45 mm · Length of filter section: 60 mm · Mounting type: Plug connection clamped · Area of application: Tuning · Total length: 75 mm · Camouflaged: No
EUR 41,60
Collection only possible with online purchase and appointment.
