| Product Type | Pistons & Kits |
|---|---|
| Product Group | Engine |
| Catalogue | DIRT, ROAD |
| Piston Diameter |
PISTON KIT Aprilia RS125 1.00, FORGED WOSSNER KIT 8027D100
Wossner forged piston kit with a 55.00mm bore size (54.95mm actual), designed for high-performance applications. Engineered for optimal combustion chamber heat transfer, these pistons feature an elliptical design to ensure uniform bearing surface contact, reducing localized pressure and evenly distributing thrust loads. Manufactured in Germany for durability and precision.
Features
- Forged construction for superior strength and reliability
- Designed for efficient heat transfer to cylinder walls
- Elliptical shape prevents localized pressure and piston collapse
- Includes piston, rings (RSB5500), clips (CW15), and pin (WP032)
Specifications
- Displacement: 125 cm³
- Bore: 55.00mm (actual 54.95mm)
- Stroke: 54.50mm
- Clearance: 0.05mm
- Wossner Compression Ratio: 2-stroke
- OEM Compression Ratio: 2-stroke
- Compression Height: 29.00mm
Cross-Reference OEM Part Numbers
- 56-W046_100.WO (Wossner Piston Aprilia RS125 55.00mm Bore, PN# 8027D100)
Vehicle Fitments
- 1985 Aprilia AF1 Futura
- 1985 Aprilia AF1 Replica
- 1985 Aprilia Caponord Rally
- 1985 Aprilia Europe Base
- 1985 Aprilia Mini RX
- 1985 Aprilia Pegaso Base
- 1985 Aprilia Red Rose Base
- 1985 Aprilia RS 125
- 1985 Aprilia Syntesi Base
- 1985 Aprilia Tuareg 250
- 1986 Aprilia AF1 Base
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