Reproduction Of Original Cast Like Original Felted Washers Pre Adhered Fits Other 1959-60 B-Body Applications This El Camino reproduction center link idler arm has been manufactured to original factory specifications using today's modern manufacturing techniques. You will find the fit, finish and function will work superbly for your restoration. In addition, using a reproduction center link idler arm from the El Camino Store will add authenticity and value to your vehicle. Did You Know? The idler arm is a very important part of any steering system. A worn idler arm can cause tire wear and play in the steering system.