40.0 mm piston with two 1.5 mm rectangular piston rings with internal locking (IS) for Cilo Cross 521 & 512, Pony Cross 521, Pony GTX 521 mopeds / mopeds.
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 positions and locking types on the legend in the images.
Tolerance type: V
The piston kit contains piston pins, piston clips and piston rings.
You will find the corresponding assembly tool, piston pin locks and, if necessary, the corresponding cylinder in the accessories.
Original spare part number: A8105
Quality product from the Italian manufacturer Meteor.
Details
| Nominal diameter | 40 mm |
| Manufacturer | Meteor |
| Ø outside piston (A) | 39.93 mm |
| Compression height (C) | 27.9 mm |
| Curvature (D) | 4 mm |
| Total piston height (E) | 52 mm |
| Number of piston rings (F) | 2 pcs |
| Piston ring mold | Rectangular ring |
| Piston ring impact | Internal fuse (IS) |
| Piston ring height | 1.5 mm |
| Ø piston pin (B) | 12 mm |
| Piston weight | 83 g |
Suitable for the following models
| Pony / Cilo (Beta 521 & 512) | Beta 512 Beta 521 (engine) |
Accessories & related products
GPO piston pin extractor Ø 10, 12, 14 mm
Diameter: 10 mm · Diameter: 12 mm · Diameter: 14 mm · Total length: 130 mm · Manufacturer: GPO · Area of application: (Dis)assembly tool · Material: Steel · Surface: burnished · Number of components: 7 pcs · Width across flats SW: 10 mm · Width across flats SW: 17 mm
EUR 21.90
EUR 24.30
Meteor piston 40 mm "R" (A8102) | Beta 521 & 512
Manufacturer: Meteor · Nominal diameter: 40 mm · Ø outside piston (A): 39.97 mm · Compression height (C): 27.9 mm · Curvature (D): 4 mm · Total piston height (E): 52 mm · Number of piston rings (F): 2 pcs · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring height: 1.5 mm · Ø piston pin (B): 12 mm · Piston weight: 83 g
EUR 91.60
Meteor piston 40 mm "G" (A8103) | Beta 521 & 512
Manufacturer: Meteor · Nominal diameter: 40 mm · Ø outside piston (A): 39.95 mm · Compression height (C): 27.9 mm · Curvature (D): 4.15 mm · Total piston height (E): 52 mm · Number of piston rings (F): 2 pcs · Piston ring mold: Rectangular ring · Piston ring impact: Flank safety device (FS) · Piston ring height: 1.5 mm · Ø piston pin (B): 12 mm · Piston weight: 83 g
EUR 91.60
Meteor piston 40 mm "N" (A8104) | Beta 521 & 512
Manufacturer: Meteor · Surface: blank · Nominal diameter: 40 mm · Thick piston ring: 1.7 mm · Ø outside piston (A): 39.94 mm · Compression height (C): 28 mm · Curvature (D): 4 mm · Total piston height (E): 52 mm · Number of piston rings (F): 2 pcs · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Piston ring height: 1.5 mm · Ø piston pin (B): 12 mm · Piston weight: 83 g
EUR 91.60
Moped fans like you also bought:
GPO license plate holder Inox
Manufacturer: GPO · Material: Chrome steel (known as Nirosta®) · Color: silver · Width: 105 mm · Thread type: M5x0.8 (standard thread) · Height: 5.3 mm · Total length: 145 mm · Mounting type: Nuts & bolts · Thread length: 8 mm · Number of fixing points: 2 pcs · Hole spacing: 30 mm · Hole spacing: 50 mm · Ø mounting hole: 5 mm
EUR 13.30
Hot 
Wippermann drive chain No.18 (double reinforced)
Chain pitch: 1/2" x 3/16" · Chain type: 415H · Manufacturer: Wippermann · Material: Steel · Surface: blank / oiled · Color: gray · Number of chain links: 114 pcs · Rolling circumference: 1448 mm · Chain lock type: Spring lock · Ø bore: 4.2 mm · Ø Pin: 4.15 mm
EUR 41.50
swiing® revival needle roller bearing 12/15/14.2 original
Ø inside: 12 mm · Bearing cage: Sheet steel cage · Ø outside: 15 mm · Manufacturer: swiing® revival parts · Width: 14.2 mm · Bearing type: Needle sleeve · Dimension needle bearing: 12/15 x 14.2 · Alternative version of the Pony OEM number: A4222 · Alternative version of the Sachs OEM number: 0232 155 001 · Tomos OEM number: 035548
EUR 10.90
Collection only possible with online purchase and appointment.
