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4 Stroke Piston Kit
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  • 4 Stroke Piston Kit

4 Stroke Piston Kit

€183.06
€164.75 Save 10%
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Made by Wössner, these dual-supported four-stroke pistons are lightweight and feature minimal clearance for quieter operation. Available in standard and oversize dimensions, some models offer a high compression ratio. Moly-coated skirts reduce friction; supplied as a complete kit (piston, rings, wrist pin, circlips). Used in Supercross/Arenacross/MX GP.
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Last items in stock

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  • In-house design and manufacturing: each piston is produced using Wössner’s own manufacturing process, ensuring full traceability and quality control.
  • Specific design for 4-stroke engines: the 4-stroke pistons feature a dual-support architecture for improved durability and stability in operation.
  • Lightweight pistons and reduced clearance: lightweight components offering the lowest operating clearance in the industry, which helps reduce noise and makes the engine quieter.
  • Standard and oversized availability: offered in standard and oversized dimensions for most models, with a high-compression option also available for 4-stroke versions.
  • Molybdenum-coated skirts: all piston skirts feature a molybdenum coating to reduce friction and aid initial break-in.
  • Complete kits supplied: each piston comes with the necessary components (piston, rings, wrist pin and circlips) for immediate and complete installation.
  • Proven performance in competition: Wössner piston kits are used by top teams in Supercross, Arenacross and MX GP, proving their reliability under demanding conditions.
WOSSNER
09104941
1 Item

Data sheet

Taux de compression
13,9:1
Matériau du segment
Acier, Coulé
Taille du piston
Taille standard B
Style
Remplacement Performance
Marque
WOSSNER
Référence fournisseur
8590DB
Nom du produit
Kit de piston
Type
Piston forgé de rechange
Unités
Kit
Type de moteur
4 temps
Alésage - surdimensionné
Standard
Diamètre du piston
77,97 mm
Longueur de la course
52,20 mm
Matériau du piston
Forgé, Acier
Revêtement de la jupe
Revêtement molybdène
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