PISTON 1993 KTM600 LC4 100.00, WOSSNER 8521DA FORGED KIT
4.1 Trustpilot 99.9% positive on eBay
Free UK delivery 2–4 business days
Spread the cost with 
18+, T&Cs apply
Wossner forged piston kit engineered for optimal heat transfer from the combustion chamber to cylinder walls. The elliptical design ensures uniform bearing surface under heat expansion, reducing localized pressure and distributing thrust loads evenly to prevent piston collapse. Manufactured in Germany. Features forged construction for enhanced durability, optimized heat transfer for improved performance, and an elliptical design that prevents localized pressure and piston collapse. OEM compression ratio for direct replacement. Specifications include bore 99.94 mm, piston size 100.00 mm, displacement 600 cm³, stroke 81.00 mm, clearance 0.06 mm, Wossner compression ratio OEM, OEM compression ratio 9.60:1, dome volume +9.70 cm³, and compression height 26.50 mm. Cross-reference OEM part numbers are Lock CW22, Pin WP009, and Ring Set 1000XSY.
- SKU
- 56-W017.A
- Brand
- Wossner
- Availability
- In Stock (2)
Fitments (1)
| Make | Model | Year |
|---|---|---|
| KTM | 600 LC-4 | 1993 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- Variant Id
- 254260
FULL DESCRIPTION
Wossner Forged Piston Kit
Experience superior strength and performance with this Wossner forged piston kit. Engineered for optimal heat transfer from the combustion chamber to cylinder walls, this piston ensures efficient cooling. Its unique elliptical design guarantees a uniform bearing surface even under heat expansion, effectively reducing localized pressure and distributing thrust loads evenly to prevent piston collapse.
Key Features:
- Forged construction for enhanced durability and reliability.
- Optimized heat transfer capabilities for improved engine performance.
- Elliptical piston design to prevent localized pressure and piston collapse.
- Maintains OEM compression ratio for a direct and seamless replacement.
Specifications:
- Bore: 99.94 mm
- Piston Size: 100.00 mm
- Displacement: 600 cm³
- Stroke: 81.00 mm
- Clearance: 0.06 mm
- Wossner Compression Ratio: OEM
- OEM Compression Ratio: 9.60:1
- Dome Volume: +9.70 cm³
- Compression Height: 26.50 mm
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00.
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
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.