Koyo ALL 2JZ Timing Belt Idler Pulley 13505-46041 TRANSMISSION FLUID These do not fit on

These do not fit on the front of your car

and features a triple flow design to allow crankcase pressure out while keeping oil in

* Chrome-Moly Forgings are Three Times More Rigid than Aluminum

- Turbo feed and drain line O rings

eliminates sponginess

Koyo ALL 2JZ Timing Belt Idler Pulley 13505-46041 TRANSMISSION FLUID These do not fit onThis pulley should be replaced when doing a timing belt service. The bearings inside become worn out, and if neglected can fall apart and potentially damage your engine. It's a relatively inexpensive part for the peace of mind. This component is manufactured by Koyo in Japan and is identical to the ones Toyota sells at a much lower cost.