PISTON KIT 99-06 TRX350 79.50, NAMURA NA-10007-4 HONDA ATV
The Namura NA-10007-4 Piston Kit is a direct OEM replacement with a bore size of 79.50mm. Manufactured to exact OEM specifications, this kit includes a piston, Riken rings, a wrist pin, and circlips. Namura pistons feature MOS2 skirt coatings, high-silicon aluminum construction, and anodized domes. A, B, and C piston sizes are available. Specifications include a 79.50mm bore size and high-silicon aluminum piston material. Manufacturer: Namura. Cross-reference OEM Part Numbers: Namura NA-10007, Riken Ring Set (STD): 13010-HN5-671 / 13010-HN5-672, Piston (Standard): 13101-HN5-670, Piston (Oversize 1.00): 13105-HN5-670, Riken Ring Set (Oversize 1.00): 13014-HN5-671 / 13014-HN5-672.
- SKU
- 56-W001.P4.NT
- Brand
- Namura Technologies
- Availability
- Out of Stock
FULL DESCRIPTION
Namura Piston Kit - 79.50mm Bore
This Namura piston kit is engineered as a direct, no-modification replacement for your Honda TRX350 Rancher. Manufactured to precise original equipment manufacturer specifications, this kit ensures a seamless installation and optimal performance. It includes all necessary components for a complete rebuild, providing excellent value and reliability.
Key Features
- Direct OEM Replacement: Designed for a perfect fit without requiring any modifications.
- High-Quality Components: Includes a durable piston, a set of OEM-quality Riken piston rings, a strong wrist pin, and secure circlips.
- Advanced Materials: Features a high-silicon aluminum construction for superior strength and heat dissipation.
- Reduced Friction: MOS2 (Molybdenum/Teflon) skirt coatings significantly reduce friction, enhancing engine efficiency and lifespan.
- Enhanced Durability: Anodized domes contribute to increased resistance against wear and heat.
- Cylinder Longevity Options: Available in A, B, and C piston sizes to help extend the life of Nikasil, SCEM, Boron Composite, and Ceramic Cylinders.
Specifications
- Bore Size: 79.50mm
- Manufacturer: Namura Technologies
- Piston Material: High-silicon aluminum


