Does it fit your motorcycle?
Look it up by licence plate or VIN, or choose your model.
Confirmed compatible · Position:
This part doesn't fit your bike. See parts that fit
Fits most motorcycles
Not model-specific. Check dimensions and specifications in the description before ordering.
Chosen by size, not by model
The size is printed on the tyre sidewall, e.g. 120/70 ZR17, and in your registration document.
Checking fitment…
Fitment check unavailable
Wossner Standard Series Piston Kit for 250cc 2-Stroke
Product info
- Item number
- 09106973
- Manufacturer number
- 8290D100
- Position
Elevate your engine's performance and durability with the Wossner 250cc 2-Stroke Piston Kit. Engineered for demanding conditions, this premium piston kit provides a significant upgrade, ensuring your motorcycle operates at its peak with enhanced reliability and power.
Description
The Wossner Standard Series Piston Kit is meticulously crafted to deliver exceptional performance for your 2-stroke 250cc engine. Each piston is precision-forged from aerospace-grade aluminum alloy, a material chosen for its superior strength-to-weight ratio and ability to withstand extreme pressures and temperatures. This advanced forging process, combined with optimized machining, significantly reduces the piston's overall weight while maintaining crucial strength in key areas like the crown and skirt wall cross-section. The result is improved throttle response and reduced reciprocating mass, contributing to a more responsive and powerful engine.
A critical feature of this Wossner piston kit is the permanent Molybdenum Disulphite skirt coating. This advanced coating drastically reduces friction between the piston and cylinder wall, minimizing wear and tear while promoting quieter operation. It also plays a vital role in assisting the break-in process, ensuring a longer lifespan for your engine. The kit includes everything needed for a complete piston replacement: the piston itself, high-quality Nitride Coated, Steel, and Cast piston rings, a durable piston pin, and secure clips, all designed to work in harmony for optimal engine function. With a bore size of 75.00 mm and a piston size of 74.93 mm (+1.00 mm oversize), this kit is engineered for a precise fit, guaranteeing professional-grade repair or performance enhancement.
Features & Highlights
- Superior Durability & Performance: Forged from aerospace-grade aluminum alloy for exceptional strength, reduced weight, and enhanced engine responsiveness.
- Reduced Friction & Wear: Features a permanent Molybdenum Disulphite skirt coating that minimizes friction, decreases piston rock, and extends engine life.
- Optimized Design: Precision machining ensures lightness without compromising structural integrity in critical areas like the crown and skirt.
- Complete Kit for Easy Installation: Includes piston, high-quality Nitride Coated, Steel, and Cast rings, piston pin, and clips, providing all necessary components for a hassle-free rebuild.
- Engineered for 2-Stroke 250cc Engines: Specifically designed with a 75.00 mm bore and 74.93 mm piston size (+1.00 mm oversize) for a perfect fit and reliable operation.
Technical Specifications
- Model: Standard Series
- Units: Kit
- Engine Type: 2-Stroke
- Displacement: 250 cc
- Bore Size: 75.00 mm
- Piston Size: 74.93 mm
- Bore - Oversize: +1.00 mm
- Piston Material: Forged Aluminum Alloy
- Skirt Coating: Molybdenum Disulphite
- Ring Material: Nitride Coated, Steel, Cast
- Vendor part number
- 8290D100
- Model
- Standard Series
- Product name
- Piston Kit
- Bore size
- 75,00 mm
- Displacement
- 250 cc
- Piston material
- Aluminum Alloy, Forged
- Width
- 93 mm
- Height
- 93 mm
- Ring material
- Nitride Coated, Steel, Cast
- Piston size
- +1,00 mm, 74,93 mm
- Length
- 94 mm
- Skirt coating
- Molybdenum Disulphite
- Engine type
- 2-Stroke
- Units
- Kit
Free shipping to a GLS parcel shop or parcel box on orders over €200.
We ship your order as quickly as we can. Orders are usually packed within 24 hours on weekdays.
You have a 14-day right of return. Read more
Certified e-mærket web shop
