Proton Persona/ Satria GTi 4G93 Engine Adjustable Cam Pulleys

This is a pair of adjustable cam pulleys to fit the 4G93 engine which was fitted to the Satria and the Persona.

Adjusting the cam timing allows you to change the characteristics of the engine, moving the peak torque and power to different areas of the rev range.

They are made from anodized aluminium centres with steel outers.