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S4F06640019B Piston Kit Yamaha YZ250 1999 2026 Standard B

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S4F06640019B - Athena Piston Kit For Yamaha YZ250 1999-2026 Standard Size B

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In stock · Free delivery · Usually Dispatched Within 3–4 days (Mon-Fri)
£154.99
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Price history

Tracked since 27th Oct 2026
Price unchanged since 27th Oct 2026
£162.74£154.99£147.2427th Oct 20265th Nov 2026

About this product

The Athena S4F06640019B Piston Kit Yamaha YZ250 1999 2026 Standard B is stocked by 1 shop we compare on Shopperazzi. Listed prices start at £154.99.

Features: Two-stroke pistons are made from 4032 silicium. Both include 3% copper in materials for better heat resistance. All pistons are forged using a precision heat-treatment process that allows for production tolerances of just 0.01 mm. Forged piston tooling allows for the lightest available product. Kit includes antiwear coated piston, rings, pin and circlips.

Specifications

Specifications
Bore Size: 66.35 mm. Compression Ratio Imperial: Stock. Compression Ratio: Stock. Displacement: 249 cc. Engine Type: 2-Stroke. Piston Head Shape: Domed. Piston Material: 4032 Aluminum Alloy. Piston Size: Standard Size B. Product Name: Piston Kit. Type: B. Units: Kit.

Product details

Brand
Athena
Model
S4F06640019B
Condition
New
Category
Motorcycles

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