Crank Bolt - BBC

This Harmonic Balancer Bolt is designed for Big Block Chevy engines, featuring a 1/2-20 thread and 1.375-inch length for a precise fit. Made from Grade 8 steel with a cadmium finish, it offers exceptional strength and corrosion resistance. The 3/4-inch hex head ensures easy installation and secure tightening, helping maintain proper crankshaft balance and engine performance. Ideal for mechanics and automotive enthusiasts seeking a reliable, high-quality crank bolt to keep their Big Block Chevy running smoothly. Upgrade your engine assembly with this durable harmonic balancer bolt.