PRW Harmonic Balancer Bolt 12-Point Steel — Fits Small Block Chevy

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High-Strength Harmonic Balancer Security

Ensure your harmonic balancer stays firmly in place with the PRW 12-Point Harmonic Balancer Bolt. Designed specifically for Small Block Chevy applications, this high-tensile steel fastener provides the clamping force required to prevent balancer walk or failure during high-RPM operation. The 12-point head design allows for easier access and higher torque application compared to standard hex-head bolts.

Key Features

• Thread Size: 7/16-20
• Length: 2.47 inches
• Head Type: 5/8-inch 12-point
• Material: Heat-treated steel
• Finish: Durable black oxide coating

A loose harmonic balancer can lead to catastrophic engine damage, including crankshaft keyway failure. This PRW fastener is manufactured to exceed OEM specifications, offering a robust solution for both stock rebuilds and performance builds. The black oxide finish not only provides a clean, professional look but also offers protection against rust and debris in the engine bay. Its precise 2.47-inch length ensures optimal thread engagement for a secure fit on your SBC crankshaft. Whether you are performing a routine maintenance swap or a full engine overhaul, using a high-quality bolt is a small investment that pays off in long-term reliability. Upgrade your engine's hardware with this premium fastener available at GGCRACING.