Namura Piston Rings for Yamaha 1995-1998 1100 PWC .020 Over Bore 81.5mm SEE LIST
Namura Piston Rings for Yamaha 1995-1998 1100 PWC .020 Over Bore 81.5mm SEE LIST
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.020 Over Bore Piston Rings for Namura
These .020 over bore piston rings for Namura offer a reliable sealing solution for Yamaha 1100 PWC engines requiring a freshened 81.5mm bore. These piston rings for Namura work to maximize compression output in aging marine power units.
Overview
The .020 over bore piston rings for Namura serve as vital replacement parts for restoring the integrity of the combustion chamber. By using these piston rings for Namura, owners can ensure their engines operate with the correct sealing pressure after the cylinders have been bored out. This product is suitable for high-performance maintenance tasks.
Built For Performance
- Designed for precise fitment in 81.5mm bores
- High-tensile material maintains seal integrity
- Resists thermal degradation during peak usage
- Optimized ring profile for reduced blow-by
- Engineered for consistent oil control
Fits These Machines
- for Yamaha 1995 1100 PWC
- for Yamaha 1996 1100 PWC
- for Yamaha 1997 1100 PWC
- for Yamaha 1998 1100 PWC
On-The-Job Use
- Rebuilding 1100cc engines after heavy wear
- Restoring compression for watercraft service
- Ensuring proper seal for bored-out cylinders
Specs At A Glance
| Bore Size | 81.5mm |
| Oversize | .020 |
Good To Know
Q: Will these work with standard bore cylinders? A: No, these are specifically designed for an .020 overbore and will not seat correctly in a standard cylinder.
Q: Is a break-in period required? A: Yes, run the engine according to standard break-in procedures to ensure the rings seat correctly against the cylinder wall.
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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