PISTON KIT Aprilia RS125 0.25, FORGED WOSSNER KIT 8027D025
Wossner forged piston kit with a 54.25mm bore size (54.20mm actual). Features a forged construction for superior strength and reliability. Engineered for optimal combustion chamber heat transfer with an elliptical design to ensure uniform bearing surface contact, reducing localized pressure and evenly distributing thrust loads. Manufactured in Germany. Includes piston, rings (RSB5425), clips (CW15), and pin (WP032). Specifications: Displacement 125 cm³, Bore 54.25mm (actual 54.20mm), Stroke 54.50mm, Clearance 0.05mm, Compression Height 29.00mm.
- SKU
- 56-W046_0.25.WO
- Brand
- Wossner
- Availability
- In Stock (1)
FULL DESCRIPTION
Wossner Forged Piston Kit for High-Performance Applications
This Wossner forged piston kit is engineered for demanding, high-performance motorcycle engines. Crafted in Germany, it prioritizes superior strength, durability, and optimal engine operation. The piston's innovative elliptical design and focus on heat transfer contribute to increased reliability and efficiency.
Key Features:
- Forged Construction: Provides exceptional strength and resistance to extreme operating conditions, ensuring longevity and reliability.
- Optimized Heat Transfer: Designed to efficiently transfer combustion chamber heat to the cylinder walls, promoting stable operating temperatures.
- Elliptical Piston Design: This unique shape prevents localized pressure points and piston collapse, leading to uniform bearing surface contact and even distribution of thrust loads.
- Complete Kit: Includes all necessary components for a full piston replacement: piston, high-quality rings (RSB5425), retaining clips (CW15), and a performance pin (WP032).
Specifications:
- Bore Size: 54.25mm (actual bore measurement 54.20mm)
- Engine Displacement: 125 cm³
- Stroke: 54.50mm
- Piston Clearance: 0.05mm
- Compression Height: 29.00mm
- Compression Ratio: 2-stroke (Wossner and OEM specifications)
- Manufacturing Origin: Germany


