Original cylinder kit suitable for the following mopeds with Beta 521 engine:
Cilo Cross 521 & 512
Pony Cross 521
Pony GTX 521
The piston is fitted with the arrow pointing towards the outlet
The set includes piston kit, cylinder base gasket, cylinder head gasket and exhaust gasket. You can find other attachments in the accessories section.
Hole pattern [mm]: 48 x 48 mm · Manufacturer: swiing® revival parts · Material: Sealing carton, Sealing paper, Copper, Sheet metal (steel) · Number of components: 3 pcs · Ø cylinder: 40 mm · Ø outlet inside: 22 mm · Hole spacing outlet: 40 mm · Decompressor: Yes · Area of application: Original
Manufacturer: Meteor · Surface: blank · Nominal diameter: 40 mm · Ø outside piston (A): 39.94 mm · Ø piston pin (B): 12 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 · Thick piston ring: 1.7 mm · Weight piston kit: 83 g
Manufacturer: Pony · Material: Gray cast iron · Surface: varnished · Nominal diameter: 40 mm · Ø cylinder neck: 45 mm · Hole spacing: 48.5 mm · Hole spacing outlet: 38.5 mm · Outlet type: straight · Camouflaged: No · Cooling type: Air cooling · Number of fixing points: 4 pcs · Area of application: Original
| Nominal diameter | 40 mm |
| Manufacturer | Pony |
| Material | Gray cast iron |
| Displacement | 50 ccm |
| Crankshaft stroke | 39 mm |
| Ø piston pin (B) | 12 mm |
| Area of application | Original |
| Outlet type | straight |
| Number of fixing points | 4 pcs |
| Thread outlet | M6x1 (standard thread) |
| Pony / Cilo (Beta 521 & 512) | Beta 512 Beta 521 (engine) |
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