CNC machined from aircraft grade 6061-T6 billet aluminum. Designed to relocate the idler pulley on 4.8, 5.3, and 6.0 Chevrolet truck engines. This part is required when installing a LS1, LS2, or any other car intake manifold on the truck engine. Moves the idler pulley down out of the way to clear the lower mounted throttle body.

We offer the correct serpentine belt for this bracket- make selection below.