Description
The harmonic balancer bolt is a critical fastener that directly transfers engine power to your crankshaft—it must be engineered to withstand extreme rotational forces without failure. A substandard or worn crank bolt compromises engine reliability and can lead to catastrophic damage during high-RPM operation. This Grade 8 steel fastener is precision-manufactured to OEM specifications for Small Block Chevy engines, delivering the tensile strength and durability your engine demands.
Whether you’re rebuilding a classic SBC or maintaining a race-proven power plant, this bolt ensures consistent clamping force and eliminates the risk of balancer slippage. Includes washer for proper load distribution.
- Small Block Chevy fitment
- 7/16-20 thread
- 2.000 in length
- 3/4 in head
- Grade 8 steel
- Cadmium plated
- Includes washer
- Bolt-on installation
- MPN: 84530






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