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Specs: Forged Big Bore Piston Kit, Compression Ratio: 12.5:1, Cylinder Bore: 99.000, Piston Diameter: 98.950, Displacement: 470.00, Size Over STD: 2, Notes: +2mm Big Bore Piston Kit. Includes (Piston, Ring Set, & Circlips).
Meets or Exceeds OEM Specs for Fit and Performance
Compatible With/Replacement For: Yamaha WR 450 F 2016-2018, YZ 450 F 2010-2018
1-year warranty protects you after your purchase. We're confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we'll replace it anytime within one year of your order. If you have a problem, we will take every step to assist you, contact us for a replacement.
100% New aftermarket Forged Big Bore Piston Kit built to meet OEM specifications