Namura Technologies NA-30010 Piston Kit - Standard Bore 81.96mm, 9.0:1 Compression suspension-fork-preload-adjuster 1997-2001 Sea-Doo GS

1997-2001 Sea-Doo GS

2022 Gas Gas EX 250

2005-2022 KTM 250 SX-F

Replaces Polaris OEM #s 5521148

1984 Yamaha SR540 SRV

Namura Technologies NA-30010 Piston Kit - Standard Bore 81.96mm, 9.0:1 Compression suspension-fork-preload-adjuster 1997-2001 Sea-Doo GSBore: 81. 96mm Compression: 9. 0: 1 Compression Sizing: Standard Bore MOS2 (Teflon Molybdenum) Coated Skirts A rolled on application process provides a bond that is 10 times stronger than other spray on coatings. Benefits include increased heat transfer, reduced friction and helping to eliminate cold seizures. Machined Smooth Heads Reflects combustion heat and reduces carbon buildup, protecting the top of the piston. Some tests have shown this feature