Reliable External Balance Hubs for Big Block Chevy

The ATI Performance Crank Hub and Inner Shell assembly is the gold standard for Big Block Chevy (BBC) engines requiring external balancing. Constructed from heavy-duty steel and finished with a protective black paint, this assembly is built to withstand the extreme stresses of high-horsepower applications. It provides the necessary support for your harmonic balancer while ensuring your rotating assembly remains balanced.

Technical Specifications

• Designed for Big Block Chevy (BBC) engines
• External balance configuration
• Features a dual keyway for secure mounting
• Constructed from high-strength steel for maximum durability
• Black painted finish for corrosion protection

When dealing with external balance engines, the integrity of the hub and shell is critical to preventing catastrophic engine failure. This ATI component is engineered to handle the harmonic vibrations inherent in large-displacement engines, providing peace of mind during high-load scenarios. The dual keyway design offers additional security, preventing the hub from spinning on the crankshaft snout. Whether you are rebuilding a classic muscle car engine or prepping a drag racing powerplant, this hub assembly delivers the reliability you need. For expert advice and premium parts, visit GGCRACING.