Just for the Oldsmobile 350 Rocket V-8. Seprate alternator and power steering brackets allows the option of power steering or no power steering. Our larger diameter crank pulley aids in driving your alternator, and water pump at idle where it counts. All brackets and pulleys are CNC machined from solid billet 6061-T6 aluminum for a spectacular looking machine finish with perfect fit and extra high strength. Maintenance free clear or black powder coat. Comes complete with full instructions and all necessary grade 8 mounting hardware.