cylinder head valve set Naraku 21/23 for Yamaha X-Max, YZF, WR 125 4V NK600.83

Replacement valve set suitable for the Naraku Racing 4-valve cylinder head NK600.75 for Yamaha X-Max, WR, YZF-R 125cc and other 125cc scooter or moped with YI-3 engine.

Delivery includes:
2x inlet valve: 23mm
2x outlet valve: 21mm