ATI Performance Products ATI916120-2U Harmonic Balancer Hub External Balance Dual Keyway Big Block Chevy

The ATI Performance Products ATI916120-2U is a precision-engineered crank hub and inner shell assembly designed specifically for Big Block Chevy applications. This component serves as a critical part of the harmonic balancer system, providing a secure mounting surface for the outer shell while helping to control crankshaft vibrations.

Key Features:

• Designed for external balance Big Block Chevy engines
• Dual keyway configuration for enhanced security and alignment
• Constructed from high-quality steel for maximum durability
• Black paint finish for corrosion resistance
• Precision-machined to exact tolerances for proper fit
• Manufactured in-house at ATI's Maryland facility using advanced CNC equipment

ATI Performance Products has built its reputation over decades of transmission and performance component manufacturing, with a strong presence in drag racing and professional motorsports. This crank hub is designed to meet the demanding requirements of high-performance and racing applications where reliability and precision are essential. Compatible with ATI Super Damper harmonic balancer systems for Big Block Chevy engines requiring external balance configuration.