PISTON KIT BULTACO TS250 72.00, WOSSNER 8291DA
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 with a 72mm bore (actual 71.94mm). Engineered for two-stroke performance, it offers exceptional strength and thermal efficiency through precise German manufacturing. Features forged aluminium construction for superior durability under high loads, elliptical skirt design for balanced thrust load distribution and minimised distortion, and is designed for optimal heat transfer from the combustion chamber to cylinder walls. Manufactured in Germany with precision tolerances. Specifications: Bore Size 72.00mm (actual 71.94mm), Stroke 60.00 mm, Clearance 0.06 mm, Wossner Compression Ratio 2 stroke, OEM Compression Ratio 2 stroke, Compression Height 29.00 mm, Lock Part Number CW16, Pin Part Number WP027, Ring Set Part Number RSB7200. Cross-Reference OEM Part Numbers: 09104904.
- SKU
- 56-W971.00A.WO
- Brand
- Wossner
- Availability
- In Stock (1)
Fitments (1)
| Make | Model | Year |
|---|---|---|
| BULTACO | TS 250 | 1970 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 72.00mm
- Variant Id
- 258515
FULL DESCRIPTION
Wossner Piston Kit for Bultaco TS250 - 72.00mm Bore
Enhance your Bultaco TS250's performance with this high-quality Wossner forged piston kit. Engineered for demanding two-stroke applications, this kit is precision-manufactured in Germany to deliver exceptional strength and reliability.
Key Features:
- Forged aluminum construction provides superior durability for high-performance engines.
- Features an elliptical skirt design for balanced thrust load distribution, minimizing distortion.
- Optimized for excellent heat transfer from the combustion chamber to the cylinder walls, ensuring efficient operation.
- Manufactured with precise tolerances in Germany for a perfect fit and peak performance.
Specifications:
- Bore Size: 72.00mm (actual 71.94mm)
- Stroke: 60.00 mm
- Clearance: 0.06 mm
- Compression Height: 29.00 mm
- Lock Part Number: CW16
- Pin Part Number: WP027
- Ring Set Part Number: RSB7200
This piston kit is designed to meet or exceed OEM specifications for the Bultaco TS250.
Cross-Reference OEM Part Number: 09104904
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.