Namura .040 Over Bore Piston Kit for Yamaha BearTracker 250 1999-2004 72mm
Namura .040 Over Bore Piston Kit for Yamaha BearTracker 250 1999-2004 72mm
FREE, Fast Shipping on all orders!
Namura .040 Over Bore Piston Kit for Yamaha BearTracker 250
This .040 over bore piston kit is a direct replacement for the original piston in Yamaha BearTracker 250 engines, restoring compression and performance.
Overview
The Namura .040 over bore piston kit is designed for Yamaha BearTracker 250 ATVs from 1999 to 2004. This piston kit increases displacement slightly while refreshing worn cylinder components. It is an ideal choice for rebuilding your BearTracker 250 engine with a reliable piston kit.
Built For Performance
- Oversized 72mm piston for increased displacement
- .040 over bore for a tighter fit and improved compression
- Precision-machined from high-silicon aluminum alloy
- Includes piston rings and wrist pin
- Engineered to meet OEM specifications
Fits These Machines
- for Yamaha BearTracker 250 1999
- for Yamaha BearTracker 250 2000
- for Yamaha BearTracker 250 2001
- for Yamaha BearTracker 250 2002
- for Yamaha BearTracker 250 2003
- for Yamaha BearTracker 250 2004
On-The-Job Use
- Trail riding
- Utility work on farms and ranches
- Hunting and outdoor recreation
- Restoring engine power in older ATVs
Specs At A Glance
| Bore Size | 72mm |
| Oversize | .040 |
| Make | Yamaha |
| Model | BearTracker 250 |
| Years | 1999-2004 |
Good To Know
Q: Does this piston kit come with rings? A: Yes, the kit includes piston rings and wrist pin for a complete installation.
Q: Is a rebore required for this oversize piston? A: Yes, the cylinder must be bored to .040 oversize to accommodate the 72mm piston.
Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.
Get it between -
