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The ATI 8.25-inch aluminum damper is a larger-diameter unit offering 10- and 4-groove pulley configurations for LS7 and Y-body Corvette Gen 5 Z28 installations, noted with a 10% overall diameter increase. It provides harmonic control and altered pulley geometry for builders seeking specific accessory spacing while maintaining compatible crank damping for high-displacement GM V8s.
ATI Damper - 8.25in - Alum - 10 & 4 Grv - LS7 - Y Body Corvette - Gen 5 Z28 - LS3 - 10 Percent OD
