For Ford 351 5.8L SBF V8 Alternator Bracket+Adjuster Tensioner Rod Made of High Quality T-6061 Billet Aluminum Chrome Polished Surface Finish Adjustable and Light-Weight Desgin CNC Machine for Resistance Against Pressure and Corrosion Application: Please Check Part Finder on Top of The Page (Professional Installer is Highly Recommended No Instruction Included)