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#P3375
Cylinder head valve for Chinese GY6 50cc 4-stroke engines (139QMA/B)
Inlet head diameter = 18mm
Exhaust head diameter = 16mm
*Please note that the longer version is 69.5mm, shorter ones are 64mm. So compare with your old ones.
As soon as we get new stock for Cylinder Head Valves - Chinese GY6 50cc, we'll send you an email.