Milodon Crank Bolt - BBC MIL84532

Harmonic Balancer Bolt - 1/2-20 in Thread - 1 3/8 in Long - 3/4 in Hex head - Washer Included - Grade 8 - Steel - Cadmium - Big Block Chevy - Each

Fasteners, Engine Fastener Kits, Harmonic Balancer Fastener Kits by MILODON