2 Namura .100 Over Hi Compression Piston Kits for Yamaha Banshee 350 66.5mm
2 Namura .100 Over Hi Compression Piston Kits for Yamaha Banshee 350 66.5mm
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2 Namura .100 Over Hi Compression Piston Kits for Yamaha Banshee 350 66.5mm
This pair of Namura .100 Over Hi Compression Piston Kits provides two complete 66.5mm piston assemblies for Yamaha Banshee 350 engines, delivering increased compression ratio for improved power and throttle response.
Overview
These Namura .100 Over Hi Compression Piston Kits are designed for the Yamaha Banshee 350, offering two complete sets for a full rebuild. Each kit includes a 66.5mm piston (0.100 inch oversize) with high-compression dome, rings, wrist pin, and circlips. These hi compression piston kits boost engine output and are ideal for performance-oriented Banshee builds.
Built For Performance
- High-compression piston dome design increases compression ratio for more power
- 0.100 inch oversize allows for cylinder bore cleanup and increased displacement
- Precision-machined from high-strength aluminum alloy for durability
- Includes low-friction piston rings for reduced drag and longer life
- Two complete kits provide matched pistons for both cylinders
Fits These Machines
- for Yamaha Banshee 350
On-The-Job Use
- Commonly used in high-performance Banshee 350 engines for dune riding and racing
- Ideal for rebuilding after cylinder wear or when upgrading to oversize pistons
- Suitable for drag racing, trail riding, and sport ATV applications
Specs At A Glance
| Bore Size | 66.5mm (0.100 inch oversize) |
| Type | Hi Compression |
| Quantity | 2 Kits (for both cylinders) |
| Kit Includes | Piston, Rings, Wrist Pin, Circlips per kit |
Good To Know
Q: Are these piston kits a direct fit for the Yamaha Banshee 350? A: Yes, these 66.5mm hi compression piston kits are designed for the Banshee 350 twin-cylinder engine. Ensure your cylinders are bored to the proper 66.5mm size before installation.
Q: Do I need to replace both pistons at once? A: Yes, it is recommended to install both pistons simultaneously to maintain balanced performance. This set includes two identical kits for both cylinders.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.
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