Vertex Pistons 02-18 YZ 85 Cast Big Bore Piston Kit

Exact fit A, B or C pistons match your cylinder bore perfectly to maximize power and performance, while reducing blow-by and oil consumption. All piston kits include piston, rings, wrist pin and circlips required.

This Part Fits:

Year	Make	Model	Submodel
2002-2018	Yamaha	YZ85	Base