Yamaha YFM400 Big Bear ATV 00-09 Piston Kit (STD Bore)These pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. - Piston kits include piston, rings, pin and circlips.
- Standard bore = 3.268 inches
- This piston is the standard bore
| Major Applications: | | Machine Make | Machine Model | Year Range | Notes | | Yamaha | YFM400 Big Bear | 2000 - 2009 | - |
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