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BRT Racing Cylinder Head (21in/19ex) - Yamaha NVX/Aerox/NMAX 155

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BRT Racing big valve cylinder head kit improves intake and exhaust air flow over the factory cylinder head. Recommended if you already have a big bore kit upgrade. This Superhead type cylinder head has Intake inlet ported with an oval shape for extra airflow. Copper beryllium valve seats.




Yamaha YZF-R15 V3/XSR155/MT-15 (VVA)

Yamaha YZF-R125/MT-125 (VVA)

Yamaha NVX155 NVX125/Aerox 155

Yamaha NMAX 155 125 (VVA)


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