PISTON KIT 1997 YZ125 54.00, WOSSNER 8117DC YAMAHA MX
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Wossner forged piston kit for 1997 Yamaha YZ125 with a 54.02mm bore (+0.02mm oversize). Features an elliptical profile to accommodate thermal expansion, providing an even bearing surface, reducing localised stress, distributing thrust loads uniformly, and preventing piston collapse. Facilitates effective heat transfer from the combustion chamber to the cylinder wall. German-engineered for precision and performance. Specifications: Bore Size 54.02mm (+0.02mm oversize), Actual Diameter 53.96mm, Compression Height 28.00mm, Stroke 54.50mm, Displacement 124 cm³, Piston Clearance 0.06mm, Compression Ratio 2-stroke (Wossner and OEM). Includes Lock CW15, Pin WP032, Ring Set RSB5400. Piston Kit Part No: 8117DC.
- SKU
- 56-W693.C.WO
- Brand
- Wossner
- Availability
- In Stock (2)
Fitments (1)
| Make | Model | Year |
|---|---|---|
| YAMAHA | YZ 125 | 1997 |
- General Product Group
- Engine
- General Product Type
- Pistons & Kits
- General Size
- 54.00mm
- Variant Id
- 257472
FULL DESCRIPTION
Wossner Forged Piston Kit - Performance and Reliability
This Wossner forged piston kit is engineered for optimal performance and durability. Crafted in Germany, this piston features an advanced elliptical design. This innovative profile is specifically developed to manage thermal expansion, ensuring an even bearing surface under high operating temperatures. By reducing localized stress and distributing thrust loads uniformly, this design effectively prevents piston collapse, enhancing engine reliability even in demanding conditions. The piston also facilitates superior heat transfer from the combustion chamber to the cylinder wall, contributing to consistent engine operation.
Key Features:
- Forged construction for maximum strength and longevity.
- Elliptical piston design for uniform pressure distribution under heat.
- Minimizes risk of structural failure associated with piston collapse.
- Promotes efficient heat transfer for consistent engine performance.
- Precision engineered in Germany for superior quality and performance.
Specifications:
- Bore Size: 54.02mm (+0.02mm oversize)
- Actual Diameter: 53.96mm
- Compression Height: 28.00mm
- Stroke: 54.50mm
- Displacement: 124 cm³
- Piston Clearance: 0.06mm
- Compression Ratio: 2-stroke (compatible with Wossner and OEM specifications)
Component Details:
- Wossner Piston Kit Part Number: 8117DC
- Lock: CW15
- Piston Pin: WP032
- Ring Set: RSB5400
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