The component with the lowest price in the CAMSHAFT(S)/TENSIONER schematic is the Ring-o.
Some items from this specific schematic: Sprocket,camshaft,46t, Pin-dowel,8x40, Pin-dowel, Tensioner-assy,cam Ch.
The Bolt,sprocket Fitting is the most widely applied product in the EX500A1 GPZ500S 1987 EUROPE UK FR AR FG GR IT NR SD SP ST CAMSHAFT(S)/TENSIONER ( four times ).