The ATI Aluminum Damper (Part Number: ATI918620U) is designed for high-performance LS engine applications, providing reliable vibration damping and rotational stability. This damper features a 7.48-inch diameter and is constructed from durable aluminum, ensuring strength and lightweight performance. It is compatible with LS7 engines, Gen 5 Z28, LS3, and other LS-series engines with a Y Body configuration, making it a versatile choice for a range of performance builds. The damper's 8/4 groove design ensures proper pulley alignment while maintaining optimal belt tension for smooth operation. Its three-ring construction enhances durability and longevity, helping to reduce engine vibrations and improve overall engine efficiency. The damper is suitable for use with OEM air conditioning systems and is designed to fit a 10-per-unit underdrive setup, contributing to improved accessory drive performance. This component is a direct replacement for factory dampers, offering easy installation and dependable performance for enthusiasts and professional mechanics alike.

Features:

• Diameter: 7.48 inches, providing effective vibration control


• Material: Aluminum for lightweight strength and durability


• Groove Type: 8/4 groove for proper pulley alignment


• Engine Compatibility: LS7, LS3, Gen 5 Z28, and Y Body LS engines


• Design: 3-ring construction enhances durability and reduces engine vibrations


• Application: Suitable for OEM A/C systems and 10 Per UD setups


• Compatibility: Fits various LS engine configurations for versatile use