43.5 mm racing cylinder suitable for the following mopeds / mopeds with Beta 521 engine:
- Cilo Cross 521 & 512
- Pony Cross 521
- Pony GTX 521
The racing kit made of aluminum with Nikasil coating is an extremely reliable and durable cylinder.
In order to get the full power out of the cylinder, we recommend installing a larger exhaust and carburetor.
The original cylinder head can still be used.
Ø Piston pin: 12 mm
Scope of delivery according to picture 1
You can find more parts for your Beta 521 engine in the accessories section.
Quality product from the Spanish manufacturer Airsal.
Details
| Number of fixing points | 4 pcs |
| Manufacturer | Airsal |
| Material | Cast aluminum |
| Camouflaged | No |
| Area of application | Tuning |
| Surface | sandblasted |
| Displacement | 64 ccm |
| Crankshaft stroke | 39 mm |
| Nominal diameter | 43.5 mm |
| Ø piston pin (B) | 12 mm |
| Ø cylinder neck | 45.5 mm |
| Ø Outlet outside | 21 mm, 18 mm |
| Hole pattern [mm] | 48 |
| Outlet type | straight |
| Hole spacing outlet | 38 mm |
| Thread outlet | M6x1 (standard thread) |
Suitable for the following models
| Pony / Cilo (Beta 521 & 512) | Beta 512 Beta 521 (Motor) |
Accessories & related products
ESJOT sprocket 12 teeth | Beta 521 & 512 (A8311)
Chain pitch: 1/2" x 3/16" · Chain type: 415H · Ø inside: 14.6 mm · Manufacturer: ESJOT · Material: Steel · Surface: varnished · Recording type: Cone mounting · Thread type: MF24x1.5 (fine pitch thread) · Number of teeth: 12 pcs · Thickness: 4.4 mm · Total thickness: 13 mm
CHF 29.90
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SIS Tuning Exhaust | Pony / Cilo Beta 521
Number of fixing points: 2 pcs · Total length: 780 mm · Ø outside: 60 mm · Manufacturer: Made in Portugal · Material: Steel · Surface: varnished · Color: Chrome · Color: black · Ø Silencer: 60 mm · Ø Flame tube outside: 22 mm · Exhaust type: Cigar · Ø Internal connection: 19 mm · Mounting type: Welded lug · Flame tube attachment: Flange
CHF 129.90
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SITO "Diablo" racing exhaust | Pony / Cilo Beta 521
Number of fixing points: 1 pcs · Total length: 780 mm · Manufacturer: SITO · Material: Steel · Surface: varnished · Color: black · Ø Silencer: 57 mm · Ø Flame tube outside: 24 mm · Exhaust type: Cylindrical · Ø Internal connection: 20 mm · Mounting type: Welded lug · Flame tube attachment: Flange
CHF 119.90
Airsal piston 43.5 mm | Beta 521 & 512
Manufacturer: Airsal · Nominal diameter: 43.5 mm · Ø outside piston (A): 43.5 mm · Ø piston pin (B): 12 mm · Compression height (C): 25.8 mm · Curvature (D): 4.25 mm · Total piston height (E): 52.2 mm · Number of piston rings (F): 2 pcs · Piston ring mold: Rectangular ring · Piston ring impact: Internal fuse (IS) · Piston ring height: 1 mm
CHF 49.90
swiing® ingenious 16 mm intake manifold | Beta 521, 512
Number of fixing points: 2 pcs · Ø inside: 16 mm · Manufacturer: swiing® ingenious parts · Material: Aluminum · Area of application: Tuning · Surface: anodized · Color: graphite colors · Ø External connection: 19 mm · Hole spacing inlet: 35 mm · Mounting type: Screws
CHF 47.90
Dell'Orto 16/16 SHA carburetor hand choke | Beta 521 & 512
Total length: 82 mm · Manufacturer: Dell'Orto · Width: 69 mm · Height: 83 mm · Material: Aluminum · Camouflaged: No · Area of application: Tuning · Color: black · Nominal diameter: 16 mm · Carburetor type: SHA (type 4) · Ø fuel hose connection: 5.1 mm · Ø fuel hose connection: 6 mm · Ø without reducing sleeve: 21 mm · Ø Inside entrance: 16 mm · Ø Output inside: 16 mm · Ø Air filter connection: 59 mm · Ø Internal connection: 19 mm · Mixed oil connection: No · Vacuum connection: No · Mounting type: Plug connection clamped · Choke control: Hand choke · Nozzle thread: M5 · Nozzle size: 82
CHF 78.90
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GPO mushroom air filter grille Dell'Orto SHA carburetor
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SIS Tuning Exhaust | Pony / Cilo Beta 521
Number of fixing points: 2 pcs · Total length: 780 mm · Ø outside: 60 mm · Manufacturer: Made in Portugal · Material: Steel · Surface: varnished · Color: Chrome · Color: black · Ø Silencer: 60 mm · Ø Flame tube outside: 22 mm · Exhaust type: Cigar · Ø Internal connection: 19 mm · Mounting type: Welded lug · Flame tube attachment: Flange
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Airsal tuning set 43.5 mm | Beta 521 engine
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swiing® ingenious 16 mm intake manifold | Beta 521, 512
Number of fixing points: 2 pcs · Ø inside: 16 mm · Manufacturer: swiing® ingenious parts · Material: Aluminum · Area of application: Tuning · Surface: anodized · Color: graphite colors · Ø External connection: 19 mm · Hole spacing inlet: 35 mm · Mounting type: Screws
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Collection only possible with online purchase and appointment.
