Description
Features:
- R&D developed to provide dyno-proven power gains
- Asymmetric skirt design for improved wear and even loading on major thrust skirt
- Precision fit ring; custom-lapped compression ring for improved power
- 100% billet machined for superior strength-to-weight ratio and optimized fit
- High compression (14:1 for 450cc, 14.5:1 for 250cc) for maximum torque and throttle response
- Dome design improves flame travel to maximize air/ fuel burn efficiency
- DLC-coated piston pin reduces friction and improves scuff resistance
- Enhanced pin oiling for improved lubrication and reduced friction
- Pressure seal groove reduces ring lifting and power loss
- ArmorGlide® skirt coating reduces friction for quieter operation, improved scuff resistance
- Pistons include rings, pin, and circlips
Specifications:
- Product Name: Piston Kit
- Skirt Coating: ArmorGlide®
- Bore Size: 77.00 mm
- Bore – Oversize: Standard / Standard
- Compression Ratio: 14.5:1
- Units: Kit
- Riding Style: Off-Road
Fitment:
| Year | Make | Model |
| 2015 | Yamaha | WR 250 F |
| 2016 | Yamaha | WR 250 F |
| 2017 | Yamaha | WR 250 F |
