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Wossner forged Piston kit
Compatibility
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Features
Manufacturer reference: 8099D150 — WÖSSNER forged piston, designed for the Cross universe.
Manufactured in Germany by Wössner, this forged aluminum piston is aimed at demanding riders who replace or prepare a 2 or 4-stroke engine. Its forged design ensures precise geometry suited for the high stresses encountered in off-road and amateur competition use.
- Bore: 83.50 mm
- Piston diameter: Ø 83.420 mm (Ø 83.42 mm)
- Oversize letter: 150
- Material: Forged aluminum
- Number of rings: 1 (delivered with ring(s), circlips, and pin)
- Finish: skirt with anti-friction treatment
Delivered complete with its circlips, pin, and ring(s), this piston is ready to be installed during an engine overhaul. Its treated skirt reduces friction during warm-up and facilitates bore adjustments. Compatible with setups requiring the size 83.50 mm and the oversize 150.
Top observed compatibilities: MAICO MAICO 400 (1981-1982) and MAICO 440 (1981). Always check size matching and engine compatibility before installation.
| Feature | Value |
|---|---|
| Reference | WO00133A / 1093532004 |
| Oversize | +1,50 |
| Rings Quantity | 1 |
| Diameter Ø (mm) | 83,42 |
| Bore size (mm) | 83,50 |
| Piston diameter | Ø 83,420 mm |
| Material | Aluminum |
| Piston type | Forged |
| Surcote | +1,50 |
| Use | All-terrain |
2 compatible models
- MAICO 400 MAICO 4001967 - 1982
- MAICO 440 MAICO 4401973 - 1981
