PISTON KIT 01-16 KX85 52.00, WOSSNER 8102D350 KAWASAKI MX
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Wossner piston kit with a 52.00mm bore and 51.95mm actual piston diameter. Features forged construction for superior strength and durability, maximised heat transfer from the combustion chamber to cylinder walls, elliptical piston profile for even bearing surface under thermal expansion, reduced localised pressure, and evenly distributed thrust loads. Helps prevent piston collapse. Manufactured in Germany. Bore: 52.00mm, Piston Diameter: 51.95mm, Display (cm³): 85, Stroke (mm): 45.80, Clearance (mm): 0.05, Compression Height (mm): 26.00, Wossner Compression Ratio: 2-stroke, OEM Compression Ratio: 2-stroke. Includes lock CW14, pin WP058, ring set RSB5200, rod P2005. Part Number: 56-W782_350.WO.
- SKU
- 56-W782_350.WO
- Brand
- Wossner
- Availability
- Out of Stock
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 52.00mm
- Variant Id
- 257754
FULL DESCRIPTION
Wossner 52.00mm Piston Kit for Kawasaki KX85
Enhance the performance and durability of your Kawasaki KX85 with this premium Wossner piston kit. Engineered for 2-stroke engines, this kit features a 52.00mm bore and a 51.95mm actual piston diameter, designed to deliver optimal power and reliability.
Key Features:
- Forged Construction: Provides superior strength and durability for demanding off-road conditions.
- Optimised Heat Dissipation: Designed for efficient heat transfer from the combustion chamber to the cylinder walls, ensuring consistent performance and longevity.
- Elliptical Piston Profile: Ensures an even bearing surface under thermal expansion, reducing localized pressure and distributing thrust loads evenly.
- Prevents Piston Collapse: Engineered to help prevent piston collapse, maintaining optimal engine operation.
- German Engineering: Manufactured in Germany to the highest quality standards.
Specifications:
- Bore Size: 52.00mm
- Actual Piston Diameter: 51.95mm
- Displacement (cm³): 85
- Stroke (mm): 45.80
- Clearance (mm): 0.05
- Compression Height (mm): 26.00
- Wossner Compression Ratio: 2-stroke
- OEM Compression Ratio: 2-stroke
Included Components:
- Lock: CW14
- Pin: WP058
- Ring Set: RSB5200
- Rod: P2005
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.


