PISTON 05-07 CR250 68.50 1RING, WOSSNER 8172D210 FORGED KIT
4.1 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Spread the cost with 
Wossner 68.50mm (68.44mm) forged piston kit for Honda CR 250R models from 2005 to 2007. This single-ring piston is engineered for strength and precision, ensuring efficient heat transfer to the cylinder walls, providing uniform expansion, and reducing localized pressure. The elliptical design distributes thrust loads evenly, preventing piston collapse. Manufactured in Germany, it meets high-quality standards for reliable performance. Features Wossner forged piston for superior strength and durability, single-ring design for optimized performance, optimized heat transfer for improved combustion efficiency, elliptical design for uniform bearing surface and reduced localized pressure, precision-engineered to prevent piston collapse, and made in Germany. Specifications include bore size 68.50mm (68.44mm), oversize +2.10mm, displacement 249cc, stroke 72.00mm, clearance 0.06mm, compression ratio 2-stroke, compression height 38.00mm, lock part number CW18, pin part number WP033, ring set part number RSB6850, gasket part number D2009, rod part number P2020. Theoretical weight not specified.
- SKU
- 56-W134+210.WO
- Brand
- Wossner
- Availability
- In Stock (2)
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 68.5mm
- Variant Id
- 254644
FULL DESCRIPTION
Wossner 68.50mm Forged Piston Kit
Experience enhanced performance and durability with the Wossner 68.50mm forged piston kit. Engineered for superior strength, this piston is precision-manufactured in Germany to meet the highest quality standards.
The single-ring design promotes optimized performance, while the advanced elliptical design ensures uniform bearing surface distribution and reduces localized pressure for consistent power delivery. This piston is meticulously crafted to prevent piston collapse and facilitate efficient heat transfer to the cylinder walls for improved combustion efficiency and uniform expansion.
Key Features:
- Wossner forged piston for exceptional strength and longevity.
- Single-ring design for optimized performance characteristics.
- Elliptical design ensures even thrust load distribution and minimizes localized pressure.
- Precision-engineered to prevent piston collapse under demanding conditions.
- Facilitates efficient heat transfer for improved combustion efficiency.
- Manufactured to exacting standards in Germany.
Specifications:
- Bore Size: 68.50mm (68.44mm)
- Oversize: +2.10mm
- Displacement: 249cc
- Stroke: 72.00mm
- Clearance: 0.06mm
- Compression Ratio: 2-stroke
- Compression Height: 38.00mm
- Lock Part Number: CW18
- Pin Part Number: WP033
- Ring Set Part Number: RSB6850
- Gasket Part Number: D2009
- Rod Part Number: P2020
QUESTIONS? JUST ASK
Talk to John or Phil. Real people, Monday to Friday, 10:00 to 17:00 (UK time).
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
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.
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.
More answers in our FAQ.
Trade pricing available
Buying parts for your business? Apply for a 2BrosParts trade account.