PISTON KIT 82-84 YZ490 87.50mm, FORGED WOSSNER 8266D050
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Wossner forged piston kit with an 87.50mm bore and +0.50mm oversize. This kit is engineered with an elliptical shape for uniform bearing surface distribution and features optimized heat transfer for efficient combustion. Made in Germany, it offers superior strength and longevity. Specifications include a 87.42mm piston size, 0.08mm clearance, 465 cm³ display, 82.00mm stroke, 2-stroke compression ratio, 40.00mm compression height, CW18 lock part number, WP042 pin part number, and two RSC8750 ring sets. Wossner part number 8266D050.
- SKU
- 56-W478+0.50.WO
- Brand
- Wossner
- Availability
- In Stock (2)
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 87.5mm
- Variant Id
- 256054
FULL DESCRIPTION
Wossner Forged Piston Kit 87.50mm
This high-performance Wossner forged piston kit is engineered for exceptional durability and optimized heat transfer. Designed with an elliptical shape, this piston ensures uniform bearing surface distribution, effectively preventing piston collapse under extreme conditions. Manufactured in Germany, it delivers superior performance and reliability for your motorcycle.
Key Features:
- Forged construction provides superior strength and longevity.
- Optimized heat transfer design promotes efficient combustion.
- Elliptical design ensures even thrust load distribution.
- Premium quality manufacturing from Germany.
Specifications:
- Piston Size: 87.42mm
- Bore: 87.50mm
- Oversize: +0.50mm
- Clearance: 0.08mm
- Displacement: 465 cm³
- Stroke: 82.00mm
- Compression Ratio Type: 2-stroke
- Compression Height: 40.00mm
- Lock Part Number: CW18
- Pin Part Number: WP042
- Ring Set Part Number: RSC8750 (x2)
Part Numbers:
- Wossner: 8266D050
QUESTIONS? JUST ASK
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Call or email us with your make, model and year and we will check it for you before you order.
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
Yes. You have 14 days from delivery to return it, unused and in its original packaging. Contact us first and we will send you the return instructions. Returns policy
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Any customs duties or import taxes charged in the United States are paid by you when the parcel arrives. Any tax we collect ourselves is shown at checkout before you pay.
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