PISTON KIT 85-00 XR600R 101.00, FORGED WOSSNER 8574D400
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 18+, T&Cs apply
Wossner 101mm forged piston kit for Honda XR600R models 1985-2001. Features forged construction for superior strength and durability, optimized heat transfer to cylinder walls, and an elliptical design for uniform bearing surface under heat expansion. This design reduces localized pressure, evenly distributes thrust loads, and prevents piston collapse under high-stress conditions. Bore Size: 101.00mm (Actual Size: 100.94mm), Wossner Part Number: 8574D400, Lock Part Number: CW24, Pin Part Number: WP023, Ring Set Part Number: 1010XSY, Rod Part Number: P4028, Displacement: 654 cm³, Stroke: 80.00mm, Clearance: 0.06mm, Compression Ratio: 9.30:1, OEM Compression Ratio: 9.00:1, Dome Volume: -4.80 cm³, Compression Height: 29.70mm, Theoretical Weight: 348.00g. Made in Germany.
- SKU
- 56-W4577_P16.WO
- Brand
- Wossner
- Availability
- In Stock (1)
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 101mm
- Variant Id
- 255750
FULL DESCRIPTION
Wossner 101mm Forged Piston Kit for Honda XR600R
Enhance the performance and durability of your Honda XR600R with this premium forged piston kit from Wossner. Engineered in Germany, this kit is designed for optimal combustion chamber heat transfer and uniform load distribution, effectively reducing localized pressure and preventing piston collapse under demanding conditions.
Key Features:
- Forged Construction: Provides superior strength and durability for high-performance applications.
- Optimized Heat Transfer: Engineered to efficiently transfer heat to the cylinder walls, promoting better thermal management.
- Elliptical Design: Ensures a uniform bearing surface even under heat expansion, maintaining optimal fitment.
- Reduced Localized Pressure: Distributes thrust loads evenly across the piston, preventing stress concentrations.
- Prevents Piston Collapse: Designed to withstand high-stress conditions without deformation.
Specifications:
- Bore Size: 101.00mm (Actual Size: 100.94mm)
- Wossner Part Number: 8574D400
- Lock Part Number: CW24
- Pin Part Number: WP023
- Ring Set Part Number: 1010XSY
- Rod Part Number: P4028
- Displacement: 654 cm³
- Stroke: 80.00mm
- Clearance: 0.06mm
- Compression Ratio: 9.30:1
- OEM Compression Ratio: 9.00:1
- Dome Volume: -4.80 cm³
- Compression Height: 29.70mm
- Theoretical Weight: 348.00g
Manufacturer: Wossner
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
Call or email us with your make, model and year 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
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
By card, PayPal, Apple Pay or Google Pay, or spread the cost with Klarna. Payment is taken securely by Stripe, and the options for your order are shown at checkout.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.


