Fast camshaft with longer opening times for more power at higher revs
This camshaft with ball bearings fits in the engines of the following vehicles:
C50, CRF50, XR50, AB23, Z50J (Most 12V models)
Does NOT fit for: Skyteam, Zhenhua, Zongshen, Lifan 50cc & 70cc engines, Jincheng
Ball bearings with 32mm and 35mm diameter, total length 68mm.