UMI Performance 1964-1972 GM A-Body Tubular Lower Control Arms - Black Engine Builder Catalog This is the bracket found

This is the bracket found on all 3" shoulder belts

680 in Spring ID

25% volume increase over standard oil pump

OEM starters are recommended for ease of fitment

Clear-coat Anodized Tubing:

UMI Performance 1964-1972 GM A-Body Tubular Lower Control Arms - Black Engine Builder Catalog This is the bracket foundRear lower control arms are a must improvement for any General Motors A Body vehicle. Our lower control arms our designed to replace your weak, rusted, factory stamped arms, adding strength, rigidity and bushing improvement. Built using strong DOM steel tubing these direct bolt on replacements help eliminate unwanted wheel hop while improving corning and helping much needed track consistency. Lower Control arms feature CNC Machined 0. 120" wall