VertexWinderosa Piston Ring Set Fits Yamaha

{"Compatible Brand":["Fits Yamaha"],"Displacement":["350 cc"],"Bore - Standard":["65.5 mm"],"Bore - Oversize":["1.50 mm"],"Cylinders":[""],"Engine type":[""],"Number":["189501"],"Manufacture number":"590265500001"}

{"Compatible Brand":["Fits Yamaha"],"Displacement":["450 cc"],"Bore - Standard":["84.5 mm"],"Bore - Oversize":["Standard"],"Number":["189993"],"Manufacture number":"590384500001"}