Namura .020 Over Bore Piston Rings for Yamaha Most 250 ATV from 1992-2009 71.5mm
Namura .020 Over Bore Piston Rings for Yamaha Most 250 ATV from 1992-2009 71.5mm
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.020 Over Bore Piston Rings for Yamaha
These .020 over bore piston rings for Yamaha are designed to provide a tight seal for your oversized piston, ensuring restored compression and power. This kit is suitable for a wide range of 250cc ATV models.
Overview
The .020 over bore piston rings for Yamaha are engineered to match specific cylinder wall tolerances during an engine rebuild. These .020 over bore piston rings for Yamaha effectively minimize blow-by and keep your engine running at peak efficiency.
Built For Performance
- Precision-engineered for .020 oversized bore
- High-tensile strength for heat resistance
- Promotes even oil distribution for cylinder lubrication
- Maintains critical compression seal
Specs At A Glance
| Bore Size | 71.5mm |
| Oversize | .020 |
Good To Know
Q: Do I need to hone the cylinder before install? A: Yes, deglazing or honing the cylinder wall is necessary to allow the new rings to seat properly.
Q: Are these for stock pistons? A: These are specifically for an oversized piston, so verify your bore dimensions before 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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