CMS Racing Cylinder Head (23in/20ex) - Yamaha NVX/Aerox/NMAX 155

CMS 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.

Fitting:

Yamaha NVX155 NVX125/Aerox 155

Yamaha Nmax 125 155 (VVA)

Yamaha X-MAX/S-MAX 125 155 (VVA)

Yamaha Zuma/BWS 125 (VVA)

Yamaha Tricity 125 155 (VVA)