Heavy Duty Harmonic Balancer Bolt Suit Small Block Chevy with washer

Designed for Small Block Chevy engines, this Heavy Duty Harmonic Balancer Bolt (with washer) delivers dependable, high-strength performance when mounting your balancer. Part of Aeroflow’s balancer bolt solution, it’s built to withstand the torque and vibrations of demanding use while maintaining secure seating.

• Includes a perfectly flat thick washer that spreads the fastening load over a greater surface area, reducing stress concentrations and helping prevent bolt pullout.
• Heavy-duty, high-strength construction engineered for reliable service in performance and daily driving applications.
• Bolt accepts a standard 1/2" drive ratchet or breaker bar to rotate the crank assembly, simplifying installation and removal.
• Specifically designed for Small Block Chevy fitment, ensuring correct engagement with your balancer hardware.