CYLINDER FULL KIT 85mm YAMAHA YZ 250F 19-20, ATHENA P400485100073 304CC BIG BORE, (Piston included)
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CYLINDER FULL KIT 85mm ATHENA P400485100073 304CC BIG BORE. Bore Diameter 85.00mm. Bore Gain +8mm. Compression Ratio 13.3:1. Displacement 304.15cc. Piston included.
- SKU
- 56-K250.85.KIT1
- Brand
- Athena
- Availability
- In Stock (1)
- SKU
- 56-K250.85.KIT1
- Brand
- Athena
- Availability
- In Stock (1)
FULL DESCRIPTION
Athena 304cc Big Bore Cylinder Kit for Yamaha YZ 250F
Upgrade your Yamaha YZ 250F's performance with this Athena Big Bore Cylinder Kit. This comprehensive kit is designed to increase engine displacement and power output, providing a significant boost for off-road riding.
Key Features:
- Big Bore Design: Increases displacement to 304.15cc for enhanced power.
- Increased Bore Diameter: Features a 85.00mm bore diameter, an increase of +8mm over stock.
- High Compression Ratio: Offers a 13.3:1 compression ratio for improved combustion efficiency.
- Complete Kit: Includes all necessary components for installation, featuring a high-quality piston.
- Durable Construction: Manufactured by Athena, a trusted name in high-performance engine components.
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Yes. We ship from the UK. Orders ship within 3 working days, then delivery to the United States takes 5–8 business days. The delivery price is shown at checkout before you pay. Delivery details
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