Bore: 86.15mm
Sizing: 0.25mm Oversize


The piston walls are treated with a nonabrasive coating which reduces heat and friction for added horsepower and greatly extends piston life.
Made to exact OEM specifications.


fits YAM FA1800 WaveRunner FX SHO 2013-2014
fits YAM FA1800A WaveRunner FX Cruiser SHO 2013-2014
fits YAM FB1800 WaveRunner FX HO 2012-2018
fits YAM FB1800A WaveRunner FX Cruiser HO 2012-2018
fits YAM FX1800 WaveRunner FX SHO 2008-2011
fits YAM FY1800 WaveRunner FX HO 2009-2011
fits YAM FY1800A WaveRunner FX Cruiser HO 2009-2011
fits YAM GX1800 WaveRunner FZR 2009-2013
fits YAM GX1800A WaveRunner FZS 2009-2013
fits YAM VX1800 WaveRunner VX Cruiser HO 2016-2017
fits YAM VX1800AK WaveRunner VXR 2011-2018
fits YAM VX1800K WaveRunner VXS 2011-2016


*Free to the contiguous United States consisting of the 48 adjoining U.S. states plus Washington, D.C., on the continent of North America. Free is not available to non-contiguous states of Alaska and Hawaii, US Protectorates, or APO, FPO or DPO locations. Photos are for reference only. Actual product may differ from the item shown in photograph.