Cylinder Works Standard High Compression Cylinder Kit 13.5:1 (20003-K01HC)
- Ready-to-install, direct bolt-on cylinders require no re-plating and look virtually identical to the OEM cylinders
- Standard Bore High Compression Kit keeps your vehicles stock displacement
- Cylinder kits include matched Vertex pistons to ensure longevity, performance and reduced engine noise
- Nickel Silicon Carbide plated for long life
- Kits come complete with gaskets, cylinder, High compression piston, rings, pin and clips
- Made in the U.S.A.
| Compatible Vehicles | |||
| Years | Make | Make | Notes |
| 2007-2009 | Yamaha | WR450F | |
| 2011-2014 | Yamaha | WR450F | |
| 2009-2014 | Yamaha | YFZ450R | |
| 2009-2014 | Yamaha | YFZ450RSE Special Edition | |
| 2006-2009 | Yamaha | YZ450F | |