PISTON KIT 10-13 YZF450 13.5 B, COMP 13.5:1 WOSSNER 8783DB
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Wossner high-compression forged piston kit with a compression ratio of 13.50:1. Manufactured in Germany, this piston offers superior strength and an optimized design for efficient combustion chamber heat transfer. The elliptical shape ensures an even bearing surface, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Bore: 97.01 mm, Actual Bore Size: 96.96 mm, Display: 449 cm³, Stroke: 60.80 mm, Clearance: 0.04 mm, OEM Compression Ratio: 12.50:1, Dome Volume: -2.10 cm³, Compression Height: 24.00 mm. Includes Piston: Wossner 8783DB, Lock: CW18, Pin: WP072, Ring Set: 970ADS-2, Rod: P4032. Weight: 426 grams.
- SKU
- 56-W261.B.WO.HC
- Brand
- Wossner
- Availability
- In Stock (5)
Fitments (8)
| Make | Model | Year |
|---|---|---|
| YAMAHA | YZ 450F | 2010 |
| YAMAHA | YZ 450F | 2011 |
| YAMAHA | YZ 450F | 2012 |
| YAMAHA | YZ 450F | 2013 |
| YAMAHA | YZF 450 | 2010 |
| YAMAHA | YZF 450 | 2011 |
| YAMAHA | YZF 450 | 2012 |
| YAMAHA | YZF 450 | 2013 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 13.5mm
- Variant Id
- 255292
FULL DESCRIPTION
Wossner Forged Piston Kit 13.5:1 Compression
Enhance your motorcycle's performance with this high-compression forged piston kit from Wossner. Engineered for precision and durability, this kit is designed to optimize combustion efficiency and deliver increased power.
Key Features
- High Compression Ratio: Achieve a significant boost in performance with a 13.5:1 compression ratio, higher than the OEM 12.5:1.
- Forged Construction: Made from high-quality materials using a forging process for superior strength, resilience, and longevity.
- Optimized Heat Transfer: Features an advanced design that promotes efficient combustion chamber heat transfer, contributing to stable engine temperatures.
- Elliptical Piston Design: The unique elliptical shape ensures an even bearing surface, effectively distributing thrust loads and preventing localized pressure points or piston collapse.
- German Engineering: Manufactured in Germany, ensuring high standards of quality and precision.
Specifications
- Bore Diameter: 97.01 mm
- Actual Bore Size: 96.96 mm
- Displacement: 449 cm³
- Stroke Length: 60.80 mm
- Piston Clearance: 0.04 mm
- Compression Ratio: 13.50:1
- Dome Volume: -2.10 cm³
- Compression Height: 24.00 mm
Included Components
- Wossner Piston (Part Number: 8783DB)
- Lock Ring (Part Number: CW18)
- Piston Pin (Part Number: WP072)
- Ring Set (Part Number: 970ADS-2)
- Connecting Rod (Part Number: P4032)
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Check the fitment table on this page against your make, model and year. Not sure? Call or email us and we will check it for you before you order.
UK delivery is £4.99, or free on orders over £60. Orders ship within 3 working days, then delivery takes 2–4 business days. Delivery details
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