Description
The DEF Racing 2025-2026 Kawasaki KX250 piston utilizes a full CNC 3d crown designed to improve combustion efficiency and flame propagation, making it one of the most advanced pistons available for this engine. Manufactured by JE Pistons using high-quality 2618 alloy forging, renowned for its strength and durability, this piston is built to handle increased horsepower and higher compression loads, making it an excellent choice for high-performance applications.
Key Features:
- Performance: 3d CNC shaped crown. Improved HP & torque across the entire power curve.
- DLC Coated Pin: Offers reduced friction, increased performance and longer service life.
- Optimal Compatibility: Drop in design for easy installation and setup.
- Fuel Requirement: Minimum 96 Octane (RON). We recommend using race fuel. Similar fuels to VP C12, 100, T4, Pro6, MR12, ETX MX18 or MX21 or equivalent.
- High-Quality Manufacturing: Manufactured by JE Pistons from premium 2618 aluminum, this piston offers excellent strength and durability for high-performance applications.
- For Maximum Performance: We recommend pairing the piston kit with our Vortex ECU and custom tuned maps, allowing you to unlock the full potential of your engine.
Kit Includes:
- 14.5:1 Piston
- DLC Coated Wrist Pin
- Japanese Ring Pack
- Circlips

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