- Shipping Across Europe
- In stock, ready to ship
| Size | Stock | Date |
|---|---|---|
| A - Ø66.34mm | Estimated shipping on | 2026-08-27 |
| B - Ø66.35MM | Estimated shipping on | 2026-08-27 |
| C - Ø66.36MM | Estimated shipping on | 2026-08-27 |
NAMURA Piston KTM SX/EXC 250 2003-2025
The NAMURA piston is designed specifically for KTM SX/EXC 250 from 2003 to 2025. Tailored for high-performance 2-stroke motocross and enduro engines, it offers outstanding wear resistance and thermal stability in demanding riding conditions.
Manufactured from hypereutectic aluminum alloy and featuring MOS2 coating to reduce friction. The anodized dome and machined head optimize thermal management in the insert, reducing carbon buildup. Available in various oversizes and precise B and C grades for perfect fitment.
Technical Features:
- Compatible with KTM SX 250 / EXC 250 2003-2025
- Hypereutectic aluminum alloy construction
- MOS2 friction-reducing coating
- Anodized dome
- Machined head for improved thermal management in insert
- 2-stroke engine with 1 ring
- Oversizes from 0.25 mm up to 2.00 mm (-1 to -8)
- B (+0.01 mm) and C (+0.02 mm) grades
- Includes Rings, piston pin and Clips
Benefits:
- Superior durability and wear resistance
- Efficient thermal dissipation and reduced seizure risk
- Consistent performance at high RPM
Stock Status Indicators:
🟢 Green – Item is in stock and available for immediate delivery.
🟡 Yellow – Item is in stock at the supplier. Please check the estimated shipping date.
🔴 Red – Item is out of stock.