Direct Fit Rack and Pinion Conversion Kit 64-72 GM A body (Chevelle/GTO/Cutlass) Autofab Race Cars Inc. rack and pinion conversion kits are among the easiest to install in the industry. Bolts into the factory holes on your 64-72 Chevelle/GTO/Cutlass. All bolt-on brackets and steering arms are powder coated in our attractive silver vein finish. Each conversion kit comes with a Flaming River FR1501 Pinto Style rack, (2) Flaming River "u" joints, billet rack mount, 3/4" chromoly tubing, Autofab Race Cars tie rod end kit, 4130 steering arms and grade 8 hardware. *Please note that this kit comes with either a 27.5", 27.75, 28", 28.5", or 28.75" rack mount cradle. Please measure from inside of frame rail to inside of frame rail on either side to determine which is correct for your applications. The measurement is taken from the top bolt hole where the original steering box and Idler arm are mounted.