PISTON KIT 2004 CR125 54.00, WOSSNER 8100DB HONDA MX
4.1 Trustpilot 99.9% positive on eBay
Delivery to United States 5–8 business days
Spread the cost with 
Wossner 8100DB forged piston kit with a 54.01 mm bore and 53.96 mm piston diameter. This +0.01 oversize piston features an elliptical design for uniform load distribution during heat expansion, enhancing strength, thermal efficiency, and performance. Manufactured in Germany, it meets stringent quality standards for reliable use in high-demand two-stroke engine applications. Specifications include: 125 cm³ displacement, 54.50 mm stroke, 0.05 mm piston clearance, 28.00 mm compression height, 2-stroke compression ratio (Wossner and OEM), CW15 lock part number, WP032 pin part number, RSB5400 ring set part number, and P2009 rod part number.
- SKU
- 56-W840+00B.WO
- Brand
- Wossner
- Availability
- In Stock (1)
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 54.00mm
- Variant Id
- 257988
FULL DESCRIPTION
Wossner 8100DB Piston Kit - Precision Performance for Your Motorcycle
The Wossner 8100DB piston kit is a high-performance upgrade designed to enhance the power and durability of your two-stroke engine. This kit features a precision-engineered forged piston with a +0.01 oversize for optimal fitment and performance. Manufactured in Germany to exacting standards, Wossner pistons are renowned for their strength, thermal efficiency, and reliability.
The unique elliptical design of this piston ensures uniform load distribution, even during extreme operating temperatures and heat expansion. This advanced design minimizes stress on the piston and cylinder walls, reducing the risk of premature wear and failure. By facilitating efficient heat dissipation from the combustion chamber to the cylinder walls, this kit helps maintain optimal engine temperatures for peak performance.
Key Features:
- Forged piston construction for superior strength and endurance.
- Designed for efficient heat dissipation, contributing to engine longevity.
- Elliptical profile promotes even bearing surface and reduces localized pressure.
- Precision-manufactured in Germany, ensuring high quality and reliability.
- Oversize piston for a precise fit and improved performance.
Specifications:
- Bore: 54.01 mm
- Piston Diameter: 53.96 mm
- Display Displacement: 125 cm³
- Stroke: 54.50 mm
- Piston Clearance: 0.05 mm
- Compression Height: 28.00 mm
- Compression Ratio (Wossner and OEM): 2-stroke
- Lock Part Number: CW15
- Pin Part Number: WP032
- Ring Set Part Number: RSB5400
- Rod Part Number: P2009
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.