2 Sets Namura .020 Over Bore Piston Rings for Yamaha 700 PWC 1993-2020 81.5mm
2 Sets Namura .020 Over Bore Piston Rings for Yamaha 700 PWC 1993-2020 81.5mm
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Namura .020 Over Bore Piston Rings for Yamaha
These Namura .020 over bore piston rings are engineered for Yamaha 700 PWC (personal watercraft) engines from 1993 to 2020, with an 81.5mm diameter, providing reliable sealing for rebuilds.
Overview
The Namura .020 Over Bore Piston Rings are precision-made for Yamaha 700 PWC models, offering a perfect fit for cylinders bored .020 over. These 81.5mm rings ensure optimal compression and durability in marine environments, making them ideal for rebuilding Yamaha WaveRunner and other 700cc watercraft engines. Two sets included for complete piston coverage.
Built For Performance
- .020 oversize to match rebored cylinders
- 81.5mm diameter for Yamaha 700 engines
- Durable steel construction resists corrosion
- Includes two complete sets (4 rings)
- Designed for high-revving PWC applications
Fits These Machines
- for Yamaha 700 PWC 1993-2020
On-The-Job Use
- Personal watercraft engine rebuilding
- Marine performance restoration
- Top-end overhauls for WaveRunner and GP models
- Competitive watercraft racing maintenance
Specs At A Glance
| Overbore | .020 |
| Diameter | 81.5mm |
| Type | Piston Rings |
| Quantity | 2 Sets (4 rings total) |
Good To Know
Q: Are these rings compatible with Nikasil cylinders? A: These rings are suitable for iron or steel sleeved cylinders; check your cylinder material before ordering.
Q: Do I need special tools to install these rings? A: Standard piston ring pliers are recommended to avoid damage during installation.
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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