OPTITORQUE TECHNOLOGIES LLC SBC Damper Bolt Kit 7/16-20 x 2.475 U HL 10456

OPTITORQUE TECHNOLOGIES LLC Harmonic Balancer Bolt - 7/16-20 in Thread - 2.475 in Long - 1-1/16 in 12 point Head - Washer Included - Steel - Black Oxide - Small Block Chevy - Each.
SMALL JOURNAL 283-327