Namura Standard Bore Size B Top End Repair Kit for Yamaha YZ85 2002-2018 47.5mm
Namura Standard Bore Size B Top End Repair Kit for Yamaha YZ85 2002-2018 47.5mm
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Standard Bore Size B Top End Repair Kit for Yamaha
This top end repair kit includes cylinder, piston, rings, and gaskets for rebuilding the top end of Yamaha YZ85 engines, with a standard bore size of 47.5mm. It fits 2002-2018 models.
Overview
The standard bore size B top end repair kit provides all necessary components for a complete top end rebuild on Yamaha YZ85 motorcycles. This top end repair kit is designed for the 47.5mm bore size, ensuring proper fit and performance. Ideal for off-road and motocross use, this kit helps restore engine compression and power.
Built For Performance
- Includes high-quality cast cylinder
- Precision-machined piston
- Chrome-plated rings for reduced friction
- Complete gasket set for leak-free seal
- Designed to OEM specifications for Yamaha YZ85
- Bore size 47.5mm ensures correct compression
Fits These Machines
- for Yamaha YZ85 (2002-2018)
On-The-Job Use
- Motocross racing
- Trail riding
- Off-road competition
- Enduro racing
- General maintenance and rebuild
Specs At A Glance
| Bore Size | 47.5mm |
| Year Range | 2002-2018 |
Good To Know
Q: Does this kit come with a wrist pin?A: Yes, the kit includes a wrist pin and circlips for complete piston assembly.
Q: Are the rings pre-gapped?A: No, rings may require end gap filing to match your cylinder bore for optimal sealing.
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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