Namura Standard Bore Piston Kit Size A 76.96mm for Yamaha YZ250F 2014-2018 77mm
Namura Standard Bore Piston Kit Size A 76.96mm for Yamaha YZ250F 2014-2018 77mm
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Namura Standard Bore Piston Kit Size A 76.96mm for Yamaha YZ250F (2014-2018)
This aftermarket Namura Standard Bore Piston Kit (Size A, 76.96mm) is a direct replacement for the OEM piston in Yamaha YZ250F motorcycles, delivering a 77mm bore size for optimal compression.
Overview
The Namura Standard Bore Piston Kit is a high-quality aftermarket replacement for Yamaha YZ250F models from 2014 to 2018. This piston kit ensures a precise fit and reliable performance for your engine rebuild. It features a 76.96mm size A specification, matching the OEM requirements for a 77mm bore.
Built For Performance
- Precision-machined from high-strength aluminum alloy
- Includes piston rings, wrist pin, and circlips
- Size A specification ensures correct clearance
- Designed for 77mm bore diameter
- Tested for durability under high RPM
- Direct fit for 2014-2018 YZ250F
Fits These Machines
- for Yamaha YZ250F 2014
- for Yamaha YZ250F 2015
- for Yamaha YZ250F 2016
- for Yamaha YZ250F 2017
- for Yamaha YZ250F 2018
On-The-Job Use
- Motocross racing
- Trail riding
- Enduro racing
- Engine rebuilding
- Off-road competition
Specs At A Glance
| Bore Size | 77mm (76.96mm Size A) |
| Application | Yamaha YZ250F 2014-2018 |
| Type | Standard Bore Piston Kit |
| Includes | Piston, Rings, Pin, Circlips |
| Manufacturer | Namura (aftermarket) |
Good To Know
Q: Is this piston kit compatible with other years? A: This kit is specifically designed for 2014-2018 Yamaha YZ250F models; always verify your engine serial number for exact fit.
Q: What is the difference between size A and size B? A: Size A is the standard size for a 77mm bore, while size B would be an oversized option; this kit is size A.
Slight variation in finish or dimensions may occur between production runs, so confirm compatibility before ordering.
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