.500" under-head length
Keep your converter secure with ARP bolts.
ARP torque converter bolts are manufactured from 8740 chromemoly steel and feature a 200,000 psi tensile strength. Add a set to your drivetrain and shearing torque converter bolts is a thing of the past.
Torque Converter Bolts, 7/16-20 in., 12-Point, Steel, Chrysler, Torqueflite 500/727/904LU/A-904/A-998/A999,Kit
NOTE: Fits with aftermarket torque converter only.