QA1 Upper Adjustable Ball Joint - Greasable - Bolt-in - GM A-Body/F-Body/X-Body 1964-1974 HYPLMED11PA Helps maintain good idle control

Helps maintain good idle control when using radical camshafts

Designed to withstand 60J of energy to the chest and 100J of energy to the ribs

6 32 Speedline 10- Camaro 912A686

Kit includes two pins with locking clips for adjusting wing tree height

QA1 Upper Adjustable Ball Joint - Greasable - Bolt-in - GM A-Body/F-Body/X-Body 1964-1974 HYPLMED11PA Helps maintain good idle controlQA1's 4 Bolt Style Ultimate Ball Joint is ideal for a variety of racing applications. Exclusive to QA1, this patented, self lubricating design is 100% owner rebuildable. Multiple stud lengths are also available, allowing for easy geometry changes. Infinite preload adjustment allows breakaway torque to be set as low as 0 ft. lbs. for a completely smooth, bind free operation. Precision tolerance ball to race conformity results in even load distribution