PISTON KIT 1979 CR125 57.50, FORGED WOSSNER 8150D150
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 designed for the Honda CR125 from 1979. Manufactured in Germany, this piston offers superior strength and heat transfer efficiency. The elliptical design ensures even load distribution, reducing localized pressure and preventing piston collapse. Features forged construction for enhanced durability and strength, optimized heat transfer for improved performance, and an elliptical design for uniform bearing surface and reduced wear. Designed for 2-stroke engines. Specifications include a bore size of 57.50 mm, actual bore of 57.44 mm, stroke of 70.00 mm, clearance of 0.07 mm, compression height of 38.00 mm, compression ratio of 2-stroke, and displacement of 123 cm³. Wossner Part No. 8150D150. Lock P/N: CW14. Pin P/N: WP025. Ring Set P/N: RSB5750 x 2.
- SKU
- 56-W430+P6.WO
- Brand
- Wossner
- Availability
- In Stock (7)
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 57.5mm
- Variant Id
- 255560
FULL DESCRIPTION
Wossner Forged Piston Kit 57.50mm for 2-Stroke Engines
Enhance the performance and durability of your 2-stroke engine with this premium forged piston kit from Wossner. Precision manufactured in Germany, this piston is engineered for superior strength, efficient heat transfer, and optimal load distribution.
Key Features:
- Forged Construction: Offers exceptional strength and durability for demanding applications.
- Optimized Heat Transfer: Promotes efficient cooling, leading to improved performance and engine longevity.
- Elliptical Design: Ensures uniform bearing surface, reducing localized pressure and wear, which helps prevent piston collapse.
- High-Quality Materials: Built to exacting standards for reliable operation.
- Designed for 2-Stroke Engines: Specifically engineered for the unique demands of 2-stroke powerplants.
Specifications:
- Bore Size: 57.50 mm
- Actual Bore: 57.44 mm
- Stroke: 70.00 mm
- Clearance: 0.07 mm
- Compression Height: 38.00 mm
- Compression Ratio: 2-stroke
- Displacement: 123 cm³
- Manufacturing Origin: Germany
Included Components:
- Wossner Part Number: 8150D150
- Lock P/N: CW14
- Pin P/N: WP025
- Ring Set P/N: RSB5750 (Quantity: 2)
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.