Airsal Racing 77cc Cylinder Kit - Derbi D50B


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Aluminium 77cc racing cylinder kit for motorcycles using a Derbi D50B0 50cc liquid-cooled engine.

The Airsal aluminium racing 77cc cylinder comprises of 5 transfer ports, a bridged exhaust port and the bore is finished with a durable nickel plating. The twin ring piston helps to reduce wear and increase the reliability. A cylinder head is also supplied as part of the kit.

Best performance when matched with a sports exhaust.

Airsal 01085950

  • Aprilia RS50 2006 on (Derbi D50B engine)
  • Derbi 50cc geared with D50B0 engine (05 on)
  • Q. Is crank case modification needed for this cylinder?
  • A.

    This kit does not require any case work to fit it.

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