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2Bros MCS LTD Company number 16176735 - Vat No. GB 508324506 - info@2bros-mx.com - Tel: 03301333748
This Wossner piston kit features a standard 72.00mm bore with a measured diameter of 71.96mm and is designed for Beta RR300 models from 2013 to 2017. The forged two-ring piston is engineered for high-strength performance, efficient thermal regulation, and consistent reliability in two-stroke engine applications.
Features
Forged construction for exceptional durability and strength
Designed to optimise heat transfer from combustion chamber to cylinder walls
Elliptical design ensures uniform bearing surface under thermal expansion
Prevents piston collapse through even distribution of thrust loads
Manufactured in Germany
Specifications
Bore: 72.00mm
Diameter: 71.96mm
Ring Type: Two Ring
Compression Ratio (Wossner): 2-stroke
Compression Ratio (OEM): 2-stroke
Cross-Reference OEM Part Numbers
Part No. 56-W9921.00A.WO
Wossner Piston 8298DA
886M07200
Vehicle Fitments
Beta RR300 2013–2017