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Prox Forged Piston kit
Compatibility
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Features
PROX Forged Piston – Manufacturer Ref. 01.6347.C
Designed for engine refurbishment of off-road machines, this PROX forged piston embodies the brand's expertise: precision CNC machining and low-expansion aluminum alloy used by manufacturers. Supplied as a ready-to-install kit, it includes the rings, pin, and clips for a simple and clean replacement of the original component.
This piston is offered in oversize "C" with a nominal diameter of Ø 77.98 mm (77.980 mm). Material: aluminum. Compression: standard. Ideal for cylinders requiring an oversize piston after reboring or for routine maintenance operations.
- Reference: 01.6347.C
- Diameter: Ø 77.98 mm (oversize letter C)
- Material: Forged aluminum
- Complete kit: rings, piston pin, and clips included
- Usage: cross / enduro — suitable for plated cylinders (Nicasil) and sleeved according to reboring
Be sure to check the piston-cylinder clearance and bore compatibility before installation. Examples of compatible motorcycles (for reference only): GAS GAS MC 250 F Factory Edition 2023, KTM 250 SX-F 2022, HUSQVARNA FE 250 2022.
| Feature | Value |
|---|---|
| Reference | PRO00304A / 1096435003 |
| Oversize | +0,02 |
| Rings Quantity | Set |
| Compression Ratio | 14,4:1 |
| Diameter Ø (mm) | 77,98 |
| Engine | 4T |
| Diameter | 77.98 |
| Piston diameter | Ø 77,980 mm |
| Material | Aluminum |
| Specific | Flat with Raised Top / 4 Valve Pockets |
| Piston type | Forged |
| Compression piston | Standard |
| Surcote | +0,02 |
| Use | All-terrain |
9 compatible models
- KTM 250 250 EXC-F2014 - 2022
- KTM 250 250 EXC-F SIX DAYS2014 - 2022
- KTM 250 250 EXC-F FACTORY EDITION2015
- KTM 250 250 SX-F2013 - 2022
- GAS-GAS 250 MC 250 F FACTORY EDITION2023
- GAS-GAS 250 MC 250 F2021 - 2025
- GAS-GAS 250 EC 250 F2021 - 2023
- HUSQVARNA 250 FE 2502014 - 2022
- HUSQVARNA 250 FC 2502014 - 2022
