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2Bros MCS LTD Company number 16176735 - Vat No. GB 508324506 - info@2bros-mx.com - Tel: 03301333748
This Wossner forged piston kit is built for KTM and Husqvarna 300cc two-stroke engines, offering a precision 72.02mm (+0.02mm) bore size for optimised engine performance. Designed to deliver strength and thermal efficiency, the kit supports high-load conditions common in competition and off-road use. Manufactured in Germany, the kit includes all essential components for installation.
Features
High-performance forged piston designed for strength and durability
Efficient combustion chamber heat transfer to cylinder walls
Elliptical piston profile for even bearing surface under thermal expansion
Prevents localised pressure and reduces piston collapse risk
Includes piston, rings, pin, and circlips
Made in Germany
Specifications
Bore Size: 72.02mm (actual: 71.96mm)
Piston Kit: Single piston with complete fitting components
Cross-Reference OEM Part Numbers
56-W9947.C.WO
Wossner 8301DC
OEM Piston Reference: 55630107000
Ring Set: RSB7200
Pin: WP033
Clips: CW18
Vehicle Fitments
KTM 300 EXC (2017)
Husqvarna 300 TE (2017–2018)